As a part of our extensive range of fasteners, Speciality Metals stocks a variety of both standard fasteners and specialist fasteners, including both steel and stainless steel fasteners, nuts and bolts, screws and steel washers.

We ensure that we offer a comprehensive range which meets the needs and requirements of each and every one of our customers, whether you are looking for standard fasteners or something a little more unusual.

Top quality stainless steel Allen threaded bolt screws supplied straight from Warrington, UK. When it comes to industrial fasteners, the DIN 912 standard is a benchmark for reliability and durability. Within this standard, Allen Key Socket Screws remain a popular choice for their versatility and ease of use. This type of fastener, with its round shape and Allen Key drive style, offers excellent grip and torque control. Among its many applications, DIN 912 Allen Key Socket Screws with an M8 (8mm) thread diameter and various lengths are often used as Cap Screws in heavy equipment, machinery, and construction projects. Furthermore, the use of stainless steel grade 304 (A2) ensures high corrosion resistance and strength. 

We also offer washers that will compliment our range of screws and bolts perfectly.

Key product details:

• Standard – DIN 912
• Fasteners Type – Allen Key Socket Screw
• Shape – Round
• Drive Style – Allen Key
• Thread Diameter – M8 (8mm)
• Screw Length – Various
• Metal – Stainless steel grade 304 (A2)

Speciality Metals are the best suppliers for you because:

• FREE UK delivery on all orders
• Order dispatch within 24 hours of order
• Located in Warrington, UK which is the UK home of mesh and metals
• Our experienced staff are experts in the mesh market and care personally about your customer experience

Furthermore we stock a vast range of plain wire mesh and perforated metal options that compliment our sheet metal range perfectly.

FAQs About These Fasteners 

What Tools are Needed for Installation?

Essential Tools

1. Allen Wrench or Hex Key: The primary tool needed is an Allen wrench (also known as a hex key) that fits the internal hexagonal shape of the bolt cap screw. These come in various sizes and may be L-shaped, T-shaped or fit into a screwdriver handle. Make sure to use the correct size to avoid stripping the internal hex.

2. Screwdriver or Drill with Hex Bit: For faster installation, particularly for multiple screws, a power drill with a hex bit that matches the size of the Allen key bolt can be used. Ensure the drill has torque control to avoid over-tightening.

3. Wrench or Socket Set: For screws with an external hex or a bolt head, an appropriately-sized wrench or socket may also be needed to hold the bolt in place while tightening the nut.

Optional Tools

1. Torque Wrench: For applications where precise torque is required, a torque wrench can help ensure that the screw is neither too loose nor too tight.

2. Thread Locker: In vibrating environments or where the screws must not loosen over time, a thread locker can be applied to the threads before installation.

3. Ruler or Calipers: For precise placement or depth, measuring tools like a ruler or calipers may be necessary.

4. Level: In some installations, ensuring that the object being fastened is level is important. A simple bubble level or laser level can help with this.

5. Pliers: These could be useful for holding a nut or washer in place during installation, especially in tight spaces where a wrench may not fit.

6. Tap and Die Set: For creating custom threads in metal pieces, a tap and die set could be necessary. However, this is generally for more specialized applications.

7. Gloves and Safety Gear: While not tools per se, gloves can protect your hands during installation, and safety glasses can protect your eyes from any debris or accidental slips.

8. Lubricant: In some cases, especially where there’s a potential for galling (cold welding of threads), you may need a lubricant suitable for stainless steel.

Can Stainless Steel Allen Key Bolt Cap Screws be Used Outdoors?

Stainless steel Allen key bolt cap screws are well-suited for outdoor use, primarily because of their excellent resistance to corrosion. This makes them ideal for applications that are exposed to moisture, varying temperatures and even chemicals, such as outdoor furniture, marine equipment and structures like bridges. However, the specific grade of stainless steel used is important, especially for harsher environments like coastal or marine settings, where a higher grade like 316 may be preferable over the more common 304. While they may be more expensive initially, their durability and low maintenance often make them cost-effective in the long run. It’s also essential to consider factors like torque settings and the potential for galling, which can be mitigated with appropriate lubricants. Overall, their strength, durability and corrosion resistance make stainless steel Allen key bolt cap screws a reliable choice for outdoor applications.

Can you Use These Screws in High-Vibration Applications?

Yes, stainless steel Allen key bolt cap screws are often a good choice for high-vibration applications due to their ability to maintain a secure fit under stress. The internal hex drive design allows for higher torque application, providing a more reliable and secure connection that is less likely to loosen over time. In situations where vibration is a concern, additional measures such as using thread lockers can enhance the screw’s resistance to vibrational loosening. Furthermore, the inherent strength and durability of stainless steel make these screws highly resistant to wear and tear, even in fluctuating conditions. Therefore, when properly installed and perhaps augmented with additional locking mechanisms like thread lockers or lock washers, stainless steel Allen key bolt cap screws can be highly effective in high-vibration environments.

Can I Reuse Stainless Steel Allen Key Bolt Cap Screws?

The reusability of stainless steel Allen key bolt cap screws depends on several factors, including the specific application they were used in, the torque to which they were tightened and their overall condition.

1. Thread Integrity: Inspect the threads carefully for any signs of stripping, galling or wear. Compromised threads can lead to a less secure fit.

2. Head Condition: Ensure that the internal hex drive of the cap screw is not rounded off or otherwise damaged. A damaged head can make proper tightening difficult and could compromise the joint.

3. Material Fatigue: Metal fatigue can occur over time, especially in high-stress or high-vibration environments. This is harder to inspect visually but can compromise the integrity of the fastener.

4. Application-Specific Guidelines: Some applications have strict safety regulations that may discourage or prohibit the reuse of fasteners. Always check the guidelines or consult experts in your particular field.

5. Thread Locker: If the original application used a permanent thread locker, removal may damage the threads, making reuse risky. If a removable thread locker was used, make sure to clean the threads thoroughly before reapplying new thread locker for reuse.

6. Inspection: In critical applications, a more rigorous inspection using techniques like ultrasonic testing may be necessary to ensure that the fasteners have not been compromised.

7. Documentation: Keep track of the history of the fastener, including its previous applications and any torquing specs, to make an informed decision about its reusability.

The post M8 A2 Grade Allen Threaded Bolt Head Cap Socket Key Screws appeared first on Speciality Metals.

Top quality stainless steel allen bolts supplied straight from Warrington, UK.

As a part of our extensive range of fasteners, Speciality Metals stocks a variety of both standard fasteners and specialist fasteners, including both steel and stainless steel fasteners, nuts and bolts, screws and steel washers.

We ensure that we offer a comprehensive range which meets the needs and requirements of each and every one of our customers, whether you are looking for standard fasteners or something a little more unusual.

The M3 A2 Grade Allen Key Bolt Socket Cap Screw from Specialty Metals offers a reliable and enduring solution to fastening needs. The 304 Grade bolt is corrosion-resistant, low-maintenance, and hygienic, making it suitable for a wide range of uses. The allen key bolt is not only secure, but also versatile, fitting with a variety of tools for easy installation. For those looking for a reliable solution, this fastener provides a long-lasting solution for engineering and construction projects. Our M3 A2 Grade Allen Key Bolt Socket Cap Screws can help you with all your fastening needs.

We also offer washers that will compliment our range of screws and bolts perfectly.

Key product details:

• Standard – DIN 912
• Fasteners Type – Allen Key Socket Screw
• Shape – Round
• Drive Style – Allen Key
• Thread Diameter – M6 (6mm)
• Screw Length – Various
• Metal – Stainless steel grade 304 (A2)

Why Choose Speciality Metals

• FREE UK delivery on all orders
• Order dispatch within 24 hours of order
• Located in Warrington, UK which is the UK home of mesh and metals
• Our experienced staff are experts in the mesh market and care personally about your customer experience

Furthermore we stock a vast range of plain wire mesh and perforated metal options that compliment our sheet metal range perfectly.

Do These Screws Require Periodic Maintenance or Tightening?

The need for periodic maintenance or tightening of Allen key bolt socket cap screws depends on various factors including the application, environmental conditions and the materials being fastened. In general, these screws are known for their durability and ability to maintain a secure fit, especially since the Allen key design allows for high torque during installation.

However, in applications subject to significant temperature fluctuations, vibrations or dynamic loads, periodic inspection and retightening may be necessary. In outdoor or corrosive environments, it may also be advisable to periodically check the screws for signs of corrosion or wear.

If the screws are used in critical applications such as structural elements or machinery, scheduled maintenance checks should be part of standard operating procedures. During these checks, the torque level of the screws should be confirmed and any signs of wear or corrosion should be addressed.

In more static, controlled environments where the screws are not subjected to changing conditions or high levels of stress, periodic maintenance may not be as critical but is still advised for long-term reliability.

Can These Screws be Used in Applications with High-Pressure Conditions?

Allen key bolt socket cap screws are known for their high tensile strength and ability to withstand significant torque, making them candidates for high-pressure applications. However, their suitability for such conditions will depend on several factors, including the specific grade of the material, the design of the assembly and the environmental conditions.

1. Material Grade: Higher-grade materials like high-tensile steel or specialised alloys may be more appropriate for high-pressure applications. If using stainless steel, grades like 316 may offer better pressure resistance compared to more standard grades like 304.

2. Design Considerations: The design of the assembly, including the threading, torque specifications and fastening patterns, should be appropriately engineered for high-pressure conditions. This may involve specialised calculations and testing to ensure that the screws can handle the pressure without failure.

3. Environmental Factors: If the high-pressure conditions are accompanied by other challenging environmental factors like high temperatures or corrosive materials, these will also influence the suitability of the screws. Special coatings or treatments may be necessary for added protection.

4. Regulatory Standards: High-pressure applications often come with stringent safety standards, and you must ensure that the screws—and all other components—meet or exceed these standards.

5. Manufacturer’s Guidelines: Always consult the manufacturer’s specifications and guidelines to ensure that the screws are rated for the level of pressure in your specific application.

Can I use These Screws to Fasten Components in Automotive Applications?

Yes, Allen key bolt socket cap screws are often used in automotive applications due to their high tensile strength, durability and capability to handle significant torque. Their attributes make them suitable for securing various components such as engine parts, bodywork or specialised equipment. However, there are a few things to consider:

1. Material Choice: Depending on the part of the vehicle where the screws will be used, different grades of steel or other materials may be more appropriate. For example, screws used in the engine compartment should be able to withstand high temperatures and potential exposure to oils or coolants.

2. Vibration Resistance: Automotive applications often involve constant vibrations, so it’s crucial that the screws can maintain their clamping force under such conditions. Some designs come with locking features or might require the use of thread-locking compounds.

3. Environmental Factors: If the screws will be exposed to the elements, corrosion resistance will be a crucial factor. Stainless steel or specially coated screws might be required for better longevity.

4. Specifications and Standards: Automotive applications often have stringent quality and safety standards. Always check to ensure the screws you’re considering meet or exceed these specifications.

5. Mechanical Properties: Make sure the screws can withstand the mechanical stresses they will be subjected to, which could include everything from high torque during operation to thermal expansion and contraction.

6. Aesthetics: In some automotive applications, especially for exposed or custom parts, the appearance of the screws may also be a consideration.

Can I use These Screws in Applications with Frequent Exposure to UV Radiation?

Allen key bolt socket cap screws made of stainless steel can be used in applications with frequent exposure to UV radiation, but there are some important considerations. Stainless steel itself is generally not affected by UV exposure in the same way that plastics or other materials might be. However, UV radiation can accelerate the breakdown of any coatings or lubricants applied to the screws, potentially reducing their effectiveness or leading to increased corrosion over time. If the application also involves other environmental factors, such as saltwater exposure in marine settings, you’ll need to consider those alongside the UV exposure. It’s often beneficial to consult with experts or refer to material compatibility charts to determine the most suitable grade and coating for your specific application. Additionally, you may want to conduct periodic inspections to assess the integrity of the screws if they are in an environment with constant UV exposure, as part of a broader maintenance and safety check.

We are also very proud of our ever expanding YouTube channel. 

The post M6 A2 Grade Allen Bolts Head Cap Socket Key Screw appeared first on Speciality Metals.

Top quality stainless steel allen bolt screws supplied straight from Warrington, UK.

As a part of our extensive range of fasteners, Speciality Metals stocks a variety of both standard fasteners and specialist fasteners, including both steel and stainless steel fasteners, nuts and bolts, screws and steel washers.

We ensure that we offer a comprehensive range which meets the needs and requirements of each and every one of our customers, whether you are looking for standard fasteners or something a little more unusual.

Attention all industry professionals looking for high-quality fastening solutions! This M5 A2 Grade Allen Bolt Head Cap Socket Key Screw is available from Speciality Metals. This fastener is made from 304-grade stainless steel, and boasts a wide range of benefits. Hygienic properties and corrosion-resistant build make this product ideal for use across a variety of industries due to its durability, versatility, low maintenance and low cost. You can’t go wrong with the M5 A2 Grade Allen Bolt Head Cap Socket Key Screw if you’re looking for something that is truly secure. Regardless of your fastening requirements, this impressive product will deliver outstanding performance and unbeatable value. Get yours today and experience the difference for yourself!

We also offer washers that will compliment our range of screws and bolts perfectly.

Key product details:

• Standard – DIN 912
• Fasteners Type – Allen Key Socket Screw
• Shape – Round
• Drive Style – Allen Key
• Thread Diameter – M5 (5mm)
• Screw Length – Various
• Metal – Stainless steel grade 304 (A2)

Why Choose Speciality Metals

• FREE UK delivery on all orders
• Order dispatch within 24 hours of order
• Located in Warrington, UK which is the UK home of mesh and metals
• Our experienced staff are experts in the mesh market and care personally about your customer experience

Furthermore we stock a vast range of plain wire mesh and perforated metal options that compliment our sheet metal range perfectly.

What are Stainless Steel Allen Key Bolt Cap Screws?

Stainless steel Allen key bolt cap screws, also known as socket head cap screws, are fasteners characterised by their cylindrical head with an embedded hexagonal socket (recess) that accommodates an Allen key or hex wrench for installation. These screws are favored for their low-profile design, offering a clean and flat surface after installation. They provide high tensile strength, making them suitable for various applications, and are often chosen for their corrosion resistance, making them suitable for environments with moisture exposure. Their ease of installation, precise torque application and versatility across industries like machinery, electronics and automotive, contribute to their popularity for secure and visually appealing fastening solutions.

What are the Advantages of Using Stainless Steel Allen Key Bolt Cap Screws?

Material Advantages:

1. Corrosion Resistance: Stainless steel offers excellent resistance to corrosion, making it ideal for outdoor applications and environments with exposure to chemicals or moisture.

2. Temperature Resistance: Stainless steel maintains its mechanical properties even at high temperatures, making it suitable for a variety of industrial applications.

3. Strength: Stainless steel is a strong material that can withstand high levels of stress and pressure.

4. Durability: Its ability to resist corrosion and retain its properties over time make stainless steel a very durable material, requiring less frequent replacement compared to other materials.

5. Non-reactive: Stainless steel is less reactive with chemicals, making it ideal for applications like chemical plants, medical devices and food processing facilities.

6. Easy to Clean: The smooth surface of stainless steel is easy to clean, which is a significant advantage in hygienic and sterile environments.

Design Advantages:

1. Precise Fit: Allen key bolts offer a very accurate fit. This is crucial in applications requiring exact tolerances.

2. High Torque: The Allen key design allows for the application of higher torque compared to other head styles, ensuring a secure fit.

3. Low Profile: The cap head of these screws is typically smaller and can be easily countersunk, providing a neat and clean appearance.

4. Reduced Slippage: The internal hex drive is less likely to slip under torque, offering a more reliable connection.

5. Vibration Resistance: The tight fit and ability to apply high torque can help to resist loosening due to vibration in machinery and automotive applications.

6. Ease of Use: Allen key bolts can be easily tightened and loosened with a simple Allen wrench, which is generally easier to use and more readily available compared to specialised tools.

7. Aesthetic Appeal: Cap screws, when installed, offer a clean and unobtrusive look which can be visually appealing in design-conscious applications.

8. Accessibility: The Allen key design allows for tightening or loosening in situations where there might be limited clearance, a distinct advantage over some other types of fasteners.

9. Compatibility: Given their standardised sizing and threading, these screws are often easily interchangeable with other types, making them highly versatile.

10. Availability: Because of their popularity, stainless steel Allen key bolt cap screws are widely available in various sizes and lengths, making it easy to find the right fit for almost any project.

What Applications are Stainless Steel Allen Key Bolt Cap Screws Used For?

Industrial & Manufacturing

1. Heavy Machinery: Used in the assembly and maintenance of heavy industrial machines, where their high torque, strength and durability are required.

2. Chemical Plants: Ideal for use in corrosive environments where chemicals could degrade other materials.

3. Food Processing Equipment: Stainless steel is non-reactive and easy to clean, making these screws ideal for food and beverage processing equipment.

4. Oil & Gas: Used in pipelines and machinery that operate under high pressure and in corrosive environments.

5. Aerospace & Automotive: Used in the assembly of aircraft and vehicles, particularly for their ability to withstand high stress and temperature variations.

Construction & Infrastructure

1. Building Assemblies: Used in commercial and residential buildings for structural and aesthetic applications.

2. Bridges & Tunnels: Ideal for use in structural applications where corrosion resistance and strength are essential.

3. Railway Systems: Used in the assembly and maintenance of railway tracks, trains and systems.

Technology & Electronics

1. Server Racks: Used to secure components in server racks, where they offer both a secure fit and a neat appearance.

2. Consumer Electronics: Sometimes used in the assembly of items like personal computers, where their low profile and high torque are advantageous.

Medical Devices

1. Surgical Instruments: Used in the assembly of medical instruments for their non-reactive properties and ease of sterilization.

2. Medical Imaging Equipment: Used in MRI machines, X-ray devices and other diagnostic equipment.

Maritime

1. Boats & Submersibles: Stainless steel’s corrosion resistance is especially advantageous in maritime applications, where saltwater corrosion is a concern.

Renewable Energy

1. Wind Turbines: Used to assemble and maintain wind turbines, where they need to withstand variable weather conditions.

2. Solar Panels: Used in the assembly of solar panel mounts and frames, where corrosion resistance is essential.

Household & DIY

1. Furniture Assembly: Commonly used in both flat-pack and high-end furniture.

2. Home Improvement: Used in various home projects where a strong, durable fastener is needed.

Specialty & Custom Applications

1. Bicycles & Motorbikes: Often used in high-performance bikes and motorbikes for their strength and aesthetic appeal.

2. Musical Instruments: Sometimes found in the assembly of musical instruments like guitars, pianos and drums where precise adjustment is crucial.

Are Stainless Steel Allen Key Bolt Cap Screws Magnetic?

The magnetic properties of stainless steel Allen key bolt cap screws depend on the specific type of stainless steel alloy used. Stainless steel is available in multiple grades, each with different properties, including magnetic behavior. The most commonly used types of stainless steel in fasteners are the 300 series (e.g., 304, 316), which are generally considered to be austenitic. Austenitic stainless steel is usually non-magnetic or weakly magnetic.

However, some types of stainless steel, such as the 400 series, are ferritic or martensitic and are magnetic. These are less commonly used for fasteners like Allen key bolt cap screws compared to the austenitic grades.

It’s also worth noting that austenitic stainless steel can become slightly magnetic if it has been cold-worked, which can occur during the manufacturing process of screws. However, this magnetism is generally weak compared to that of ferritic or martensitic stainless steels.

We are also very proud of our ever expanding YouTube channel. 

The post M5 A2 Grade Allen Bolt Head Cap Socket Key Screw appeared first on Speciality Metals.

Top quality stainless allen head key bolts supplied straight from Warrington, UK.

As a part of our extensive range of fasteners, Speciality Metals stocks a variety of both standard fasteners and specialist fasteners, including both steel and stainless steel fasteners, nuts and bolts, screws and steel washers.

We ensure that we offer a comprehensive range which meets the needs and requirements of each and every one of our customers, whether you are looking for standard fasteners or something a little more unusual.

We offer an extensive wide variety of fasteners from a number of top quality manufacturers in order to meet the needs and requirements of all our customers. You can count on us to offer you the fasteners you need at a price that you cannot refuse, whether they are standard nuts and washers, hose clips, brass fasteners, or anything in between.

Allen Key Bolt

We offer a wide selection of socket screws that are useful in many applications requiring a strong bolt or screw that cannot be accessed easily.

An allen head cap screw is a screw that has a hexagonal or shaped head, and it can be tightened and removed using a hexagonal or shaped wrench.

Currently, metric threads are the most common type of thread in production. This is typically indicated by ‘M’. These bolts have an M and then the length (M x mm)

A thread size of M5 x 20 indicates that the major thread diameter (the distance across the outside of the thread) is 5 mm and that the thread length is 20 mm. The length is measuring from the underside of the head.

Key product details:

• Standard – DIN 912
• Fasteners Type – Allen Key Socket Screw
• Shape – Round
• Drive Style – Allen Key
• Thread Diameter – M4 (4mm)
• Screw Length – Various
• Metal – Stainless steel grade 304 (A2)

Hex Head Bolt

This type of bolt often has ‘Hex Head’ in the product title. Known more commonly as hex bolts, hexagon bolts are threaded bolts with a plain shank and hexagon head.

These bolts do not in fact have a hexagonal shaped head. As the image illustrates, these bolts have a round head with an allen hex key drive hole.

A2 Stainless Steel

304 stainless steel of this grade is the standard industrial grade for using to make stainless hex head bolts. Using A2 for stainless steel fasteners is the most common grade.

The corrosion resistance of this steel is superior to that of standard steels such as plain steel and galvanized steel. When using this type of product outdoors in a marine environment, you should consider using A4 grade (SS316).

It is less likely that stainless steel will corrode, rust, or stain when exposed to water as it does to ordinary steel. The material is not fully stain-proof when the ambient oxygen level is low, the salinity level is high, or the air circulation is poor. It is possible to find different grades of stainless steel and a variety of surface finishes according to the type of environment in which the alloy will be used. There are situations in which stainless steel is required because it has both high strength and corrosion resistance properties.

Stainless steel A2 is often referred to as stainless steel 304 or 18/8. As the name implies, 18/8 refers to the amount of chromium and nickel in the alloy. About 18% chromium and 8% nickel are contained in the alloy.

Steel A2 (304, 18/8) has a non-magnetic composition and is an austenitic steel. In addition to providing corrosion resistance, the chromium also provides oxidation resistance, however it can also tarnish. In addition, it is resistant to a wide variety of inorganic chemicals as well as most organic chemicals and sterilizing solutions. Therefore, this material is perfect for using in sinks, table tops, stoves, refrigerators, pots, pans, dairy equipment, brewing plants, fruit farms, food processing plants, dye tanks, and pipelines, among other applications.

304 Grade

Among austenitic stainless steels, type 304 is the most versatile and widely used due to its chromium-nickel content and low carbon content. These alloys are all modified forms of the 18% chromium, 8% nickel austenitic alloy. In addition to being resistant to oxidation and corrosion, type 304 is also durable and long lasting. Each of these alloys provides ease of fabrication and cleaning, prevents contamination, and provides a variety of finishes and finishes.

We advise A4 stainless steel if your applications calls for a marine grade stainless steel.

Fasteners

Speciality Metals is a leading UK based distributor of fasteners, sheet metal, flat bar and round tube. We specialise in rapid delivery to any location around the country. Our team of experienced, friendly staff are at hand at all times to process your order.

With over 150 years experience in the metals industry we are here to help and offer the best possible quality at the best prices.

Please call us if you wish to discuss any of our products – (+ 44) 01925 406 602. We are always happy to help in any way that we are able to.

We also offer this product through our highly popular eBay store, check us out there too.

The post M4 A2 Grade Allen Head Key Bolt Socket Cap Screw appeared first on Speciality Metals.

Top quality stainless allen key bolts supplied straight from Warrington, UK.

As a part of our extensive range of fasteners, Speciality Metals stocks a variety of both standard fasteners and specialist fasteners, including both steel and stainless steel fasteners, nuts and bolts, screws and steel washers.

We ensure that we offer a comprehensive range which meets the needs and requirements of each and every one of our customers, whether you are looking for standard fasteners or something a little more unusual.

Speciality Metals offers a reliable and enduring solution to fastening needs with the M3 A2 Grade Allen Key Bolt Socket Cap Screw. Made from 304 Grade material, this bolt is corrosion-resistant, low-maintenance and hygienic, making it suitable for a wide range of applications. In addition to being secure, the allen key bolt is also versatile, fitting with a variety of tools for easy installation. The durability of this fastener ensures a long-lasting solution for engineering and construction projects, making it a great choice for those seeking a reliable solution. Get M3 A2 Grade Allen Key Bolt Socket Cap Screws from Speciality Metals for your fastening needs.

We also offer washers that will compliment our range of screws and bolts perfectly.

Key product details:

• Standard – DIN 912
• Fasteners Type – Allen Key Socket Screw
• Shape – Round
• Drive Style – Allen Key
• Thread Diameter – M3 (3mm)
• Screw Length – Various
• Metal – Stainless steel grade 304 (A2)

Why Choose Speciality Metals

• FREE UK delivery on all orders
• Order dispatch within 24 hours of order
• Located in Warrington, UK which is the UK home of mesh and metals
• Our experienced staff are experts in the mesh market and care personally about your customer experience

Furthermore we stock a vast range of plain wire mesh and perforated metal options that compliment our sheet metal range perfectly.

Can Allen Key Bolt Socket Cap Screws be Used in Applications with Chemical Exposure?

Allen key bolt socket cap screws made of stainless steel can be used in applications involving chemical exposure, but their suitability is determined by several factors including the specific type of stainless steel used and the chemicals involved. Grades like 316 and 316L are often preferred for their higher resistance to corrosion, especially in acidic or alkaline environments. However, it’s essential to consult chemical compatibility charts to ensure that the chosen material is resistant to the specific chemicals in your application. The mechanical properties of the screws should also be appropriate for the conditions, including any changes that could occur due to temperature fluctuations or chemical interactions. Regulatory standards may apply, especially if the chemical environment is associated with sensitive applications like food processing or medical equipment. As with any specialised application, consulting material scientists or engineers familiar with the chemical environment is strongly recommended to ensure long-term reliability and safety.

Do These Screws Require any Special Storage Conditions?

Generally, stainless steel Allen key bolt socket cap screws do not require specialised storage conditions the way more reactive or sensitive materials might. However, it’s good practice to keep them in a cool, dry environment to minimise the risk of corrosion or other forms of degradation. If the screws are coated with any sort of material for additional corrosion resistance, you should consult the manufacturer’s storage guidelines to ensure the coating’s integrity is maintained. Additionally, storing the screws in their original packaging can help prevent contamination or damage. For screws that will be used in particularly sensitive or regulated applications, such as food processing or medical devices, additional storage guidelines may apply to prevent contamination. As always, for specialised applications, consult the manufacturer or relevant experts for specific storage recommendations.

Can Allen Key Bolt Socket Cap Screws be Used in Woodworking Applications?

Yes, Allen key bolt socket cap screws can certainly be used in woodworking applications. These screws are known for their strength and durability, making them suitable for securing joints and fastening various components in woodworking projects. The hexagonal recess allows for greater torque, offering a secure fit that can be beneficial in applications where strong, tight joints are desired. Stainless steel variants can offer corrosion resistance, although this may not be a primary concern in most indoor woodworking projects. However, it’s important to consider the specific requirements of your woodworking application. For example, these screws might be overkill for small, lightweight projects but could be ideal for heavy-duty or outdoor furniture. The wood you’re working with will also influence your choice; harder woods may require pre-drilling to avoid splitting, while softer woods may not. As with any fasteners, selecting the appropriate length and diameter is crucial for achieving the best results.

Can I use These Screws in Applications Where Aesthetics are not a Concern?

Certainly, if aesthetics are not a concern, Allen key bolt socket cap screws are a practical choice for various applications. These screws are known for their mechanical strength and can offer reliable fastening in a range of conditions, from woodworking and metal assembly to machine construction and more. The Allen key design allows for better torque control, making these screws suitable for applications requiring tight, secure joints. While they may not be the most decorative option, their functional attributes—such as high tensile strength, durability and ease of use—make them well-suited for many utilitarian purposes. If aesthetics are not an issue, these screws offer a straightforward, effective fastening solution.

What if it was a concern?

If aesthetics are a concern, the utilitarian look of Allen key bolt socket cap screws might not be the best choice for all applications. These screws are primarily designed for function, with the hexagonal recess for the Allen key being very visible. They don’t offer the same “finished” look that you might get with other types of fasteners that sit flush with or below the surface, like countersunk screws.

However, the “industrial” look of Allen key bolt socket cap screws is actually considered aesthetically pleasing in certain modern or minimalist design contexts. They offer a clean, geometric profile that can complement contemporary furnishings, machinery or architectural elements. Some people appreciate the “engineered” look they offer.

If you’re working on an application where both strength and aesthetics are considerations, you might look for these screws with special finishes or coatings that can blend better with your overall design. Alternatively, you might consider other types of fasteners that are designed to be both strong and visually appealing.

We are also very proud of our ever expanding YouTube channel. 

The post M3 A2 Grade Allen Key Bolt Socket Cap Screw appeared first on Speciality Metals.

Top quality stainless allen key socket cap screw bolts supplied straight from Warrington, UK.

As a part of our extensive range of fasteners, Speciality Metals stocks a variety of both standard fasteners and specialist fasteners, including both steel and stainless steel fasteners, nuts and bolts, screws and steel washers.

We ensure that we offer a comprehensive range which meets the needs and requirements of each and every one of our customers, whether you are looking for standard fasteners or something a little more unusual.

Speciality Metals’ M2.5 A2 Grade Allen Key Socket Cap Screw Bolts are an excellent choice for those needing durable and secure bolts. The 304 grade steel used in these bolts offers corrosion resistance and hygienic properties, making them ideal for industries such as food processing and medical equipment manufacturing. Additionally, they are versatile and low maintenance, making them a popular choice for many different applications. It doesn’t matter if you’re building a machine or repairing one, these bolts will help you out. For projects requiring top-quality bolts, M2.5 A2 Grade Allen Key Socket Cap Screw Bolts are the perfect choice.

We also offer washers that will compliment our range of screws and bolts perfectly.

Key product details:

• Standard – DIN 912
• Fasteners Type – Allen Key Socket Screw
• Shape – Round
• Drive Style – Allen Key
• Thread Diameter – M2.5 (2.5mm)
• Screw Length – Various
• Metal – Stainless steel grade 304 (A2)

Speciality Metals are the best suppliers for you because:

• FREE UK delivery on all orders
• Order dispatch within 24 hours of order
• Located in Warrington, UK which is the UK home of mesh and metals
• Our experienced staff are experts in the mesh market and care personally about your customer experience

Furthermore we stock a vast range of plain wire mesh and perforated metal options that compliment our sheet metal range perfectly.

FAQs About These Fasteners 

Do I Need to use a Washer with These Screws?

When it comes to choosing the right fasteners for your project, it’s essential to know what tools and accessories are needed to ensure that everything stays securely in place. One question that often arises is whether or not a washer is necessary when using stainless steel Allen Key Bolt Cap Screws. The answer to this question is that it depends on the application and the specific requirements of the project. In general, using a washer can provide additional support and distribute the load of the bolt, but it may not be necessary in all cases. It’s always best to consult with a professional to determine the best course of action for your specific project to ensure a strong and sturdy hold.

Can I Paint or Coat Stainless Steel Allen Key Bolt Cap Screws?

Stainless steel Allen key bolt cap screws are known for their durability and resistance to corrosion. However, if you want to add a touch of color or protect them from harsh environmental conditions, you may be wondering if it’s possible to paint or coat them. The answer is yes, but it requires special attention to preparation and application. Paint or coatings containing solvents or acids can damage the stainless steel surface or cause discoloration. Therefore, it’s recommended to use products specifically designed for stainless steel, such as etching primers or electrophoretic coatings. These products create a chemical bond with the metal surface and provide enhanced adhesion for the topcoat. Additionally, it’s crucial to clean and degrease the surface thoroughly before applying any coating to prevent contamination or splotches. Overall, painting or coating stainless steel Allen key bolt cap screws can be an effective way to personalise or improve their performance, as long as you follow the manufacturer’s instructions and take the necessary precautions.

Do These Screws Require a Specific Hole Size or Pre-Drilling?

Allen key socket cap screw bolts, also known as Allen head bolts or hex socket bolts, do not necessarily require a specific hole size or pre-drilling, but there are some considerations to keep in mind when using them.

1. Material and Thickness: The requirement for pre-drilling often depends on the material you’re drilling into and its thickness. If you’re drilling into softer materials like wood or plastic, pre-drilling might not be necessary. However, for harder materials like metal or thick hardwood, pre-drilling can help prevent the material from cracking or splitting.

2. Bolt Size: The size of the bolt and its intended use also matter. Smaller diameter bolts might not require pre-drilling in softer materials, while larger diameter bolts might benefit from pre-drilled holes to prevent the material from being stressed excessively.

3. Pilot Holes: If you’re concerned about the material splitting or cracking, you can create pilot holes. These are smaller diameter holes that guide the screw into the material and reduce the risk of damaging the material. The diameter of the pilot hole should be slightly smaller than the diameter of the threaded portion of the bolt.

4. Thread Engagement: It’s essential to ensure that the threaded portion of the bolt engages fully with the material you’re fastening. If the bolt is too long or the material isn’t thick enough, you might need to pre-drill a hole to accommodate the entire length of the bolt.

5. Tapping: In some cases, when you’re working with metal, you might need to tap the hole before inserting the screw. Tapping creates threads in the material itself, allowing the screw to be threaded directly into the material without the need for a nut. This is common in applications where a secure thread connection is essential.

6. Manufacturer Recommendations: Always refer to the manufacturer’s recommendations for the specific type of screw and material you’re using. They might provide guidelines for hole sizes and pre-drilling based on their product specifications.

Are These Screws Suitable for Structural Applications?

Allen key socket cap screws, while commonly used for a variety of applications, including fastening components together, are not typically recommended for heavy-duty structural applications. Structural applications involve loads and forces that require specific types of fasteners to ensure safety and stability.

For structural applications, it’s advisable to use fasteners that are designed and tested to meet certain standards and specifications. These fasteners are engineered to withstand the high loads, vibrations, and stresses associated with structural components. Some common types of fasteners used in structural applications include:

1. Bolts: Structural bolts, such as ASTM A325 and A490 bolts, are designed for use in steel-to-steel connections in heavy structural applications like bridges, buildings and towers. These bolts have specific strength and performance requirements.

2. Nuts and Washers: Structural nuts and washers are designed to be used with structural bolts. They help distribute loads evenly and provide a secure connection.

3. Anchor Bolts: Anchor bolts are used to attach structures to concrete foundations. They are designed to resist both shear and tension forces.

4. Threaded Rods: Threaded rods are used to create long fasteners for applications where structural strength is needed. They are often used in tension applications or to anchor components.

5. Welding: In some structural applications, welding might be used as a method of fastening components together. Welding provides a strong and permanent connection.

The post M2.5 A2 Grade Allen Key Socket Cap Screw Bolts appeared first on Speciality Metals.

Top quality stainless Allen key socket cap screw bolts supplied straight from Warrington, UK.

As a part of our extensive range of fasteners, Speciality Metals stocks a variety of both standard fasteners and specialist fasteners, including both steel and stainless steel fasteners, nuts and bolts, screws and steel washers.

We ensure that we offer a comprehensive range which meets the needs and requirements of each and every one of our customers, whether you are looking for standard fasteners or something a little more unusual.

Speciality Metals’ M2 A2 Grade Allen Key Socket Cap Screw is an excellent choice for those looking for a durable, versatile and low maintenance fastening solution. This cap screw features hygienic properties, corrosion resistance and a secure hold thanks to its 304 stainless steel construction. Long-lasting fasteners with excellent properties are perfect for a wide range of applications. Plus, you’ll appreciate the minimal upkeep required to keep these screws in top-notch condition. You can rely on Speciality Metals’ M2 A2 Grade Allen Key Socket Cap Screws for fastening solutions in your home, business or industrial environment.

We also offer washers that will compliment our range of screws and bolts perfectly.

Key product details:

• Standard – DIN 912
• Fasteners Type – Allen Key Socket Screw
• Shape – Round
• Drive Style – Allen Key
• Thread Diameter – M2 (2mm)
• Screw Length – Various
• Metal – Stainless steel grade 304 (A2)

Why Choose Speciality Metals

• FREE UK delivery on all orders
• Order dispatch within 24 hours of order
• Located in Warrington, UK which is the UK home of mesh and metals
• Our experienced staff are experts in the mesh market and care personally about your customer experience

Furthermore we stock a vast range of plain wire mesh and perforated metal options that compliment our sheet metal range perfectly.

Can Allen Key Socket Cap Screws be Used in Marine Environments?

Types 316 and 316L are commonly used for marine applications because they have high corrosion resistance. However, grade 304 stainless steel is a commonly used material for various applications due to its good corrosion resistance, strength and affordability compared to other grades of stainless steel.

Here are some considerations if you plan to use 304-grade stainless steel Allen key socket cap screws in marine environments:

1. Corrosion Resistance: 304 stainless steel is more susceptible to pitting and crevice corrosion in saline environments than 316-grade stainless steel. If your application is near or submerged in saltwater, regular inspection and maintenance will be particularly important.

2. Galvanic Corrosion: Like with other grades, if 304 stainless steel comes into contact with a dissimilar metal, there could be a risk of galvanic corrosion. This is of particular concern in marine applications where saltwater can act as an electrolyte, accelerating the corrosion process.

3. Environmental Conditions: If the screws will be exposed to other corrosive elements, such as industrial pollutants or chemicals, you’ll need to take this into account. The presence of other corrosive agents can exacerbate the rate of corrosion.

4. Mechanical Properties: While 304-grade stainless steel offers reasonable mechanical strength, you should confirm that it meets the load-bearing requirements of your specific application, especially if the screws will be used in structural components.

5. Maintenance: As with all materials, regular inspection and maintenance are crucial. This is particularly important if you opt for a less corrosion-resistant material like 304-grade stainless steel.

6. Quality: Ensure that the screws you are using meet recognised quality and safety standards. Low-quality material or manufacturing can result in premature failure, even if the material is theoretically appropriate for the application.

7. Coatings: Some 304 stainless steel screws may come with additional coatings that can provide extra corrosion resistance. However, these coatings can also degrade over time, so they aren’t a substitute for choosing a more appropriate grade of stainless steel if long-term corrosion resistance is a concern.

Can I use These Screws in Applications Involving Electrical Components?

Using 304-grade stainless steel Allen key socket cap screws in applications involving electrical components is generally acceptable, but there are considerations you should be aware of:

Conductivity

Stainless steel is generally a poor conductor of electricity compared to metals like copper or aluminum. If electrical conductivity is a crucial factor in your application, stainless steel might not be the best choice. This would particularly be the case in grounding applications where you want low resistance.

Corrosion Resistance

The 304 grade offers reasonable corrosion resistance, which is beneficial if the electrical components are in a harsh environment where corrosion could impact the integrity of the electrical connections. However, the 304 grade is not as corrosion-resistant as 316 or 316L, especially in marine or chemically harsh environments.

Galvanic Corrosion

If the stainless steel screws will be in contact with other metals, especially in the presence of an electrolyte (like water), there is the risk of galvanic corrosion. This type of corrosion can be accelerated in electrical applications if there is a current passing through the dissimilar metals. Use caution and consider isolating the different metals from each other using non-conductive washers or other means if galvanic corrosion is a concern.

Mechanical Properties

Stainless steel, including the 304 grade, has good mechanical properties that make it suitable for securing electrical components. Just make sure that the screws meet the mechanical requirements for your specific application.

Electromagnetic Interference (EMI)

Stainless steel is generally non-magnetic in its commonly-used austenitic forms (including 304 and 316). However, any metal structure around electrical components could potentially interact with electromagnetic fields, so consider whether EMI is a factor in your application.

Standards and Codes

For electrical applications, it’s crucial to adhere to the relevant electrical codes and standards, which may specify types of materials to be used and under what conditions.

Can I use Stainless Steel Allen Key Bolt Cap Screws in Food or Beverage Processing Applications?

Stainless steel Allen key bolt cap screws can be suitable for use in food and beverage processing applications, but several factors need consideration. The type of stainless steel is crucial; 316 and 316L grades are generally more appropriate due to their enhanced corrosion resistance, although 304 grade is also commonly used. It’s essential to comply with regulations such as those set by the FDA and possibly other standards like NSF International to ensure the material is food-safe. The design and maintenance of the screws should prioritise hygienic conditions to prevent food particle accumulation and bacterial growth. Additionally, be cautious about the cleaning agents used in the processing environment, as some may be corrosive and could affect even corrosion-resistant materials like stainless steel. Always consult experts familiar with food and beverage applications to ensure you’re making the most appropriate material and design choices.

Are These Screws Suitable for use in Medical Equipment or Devices?

Stainless steel Allen key bolt cap screws can be used in medical equipment and devices, but their suitability hinges on several factors. The grade of stainless steel is critical, with 316L often preferred in medical settings for its biocompatibility and excellent corrosion resistance. Regulatory compliance is another crucial aspect; materials and fasteners used in medical devices must meet stringent standards, such as those outlined by the FDA or the equivalent agencies in other countries, to ensure biocompatibility and safety. The design of the screws should also minimise crevices or rough surfaces where bacteria could harbor, as cleanliness and sterilisation are vital in medical environments. Additionally, the mechanical properties of the screws must meet the specific requirements of the medical device or equipment in question. As always in medical applications, consult experts and adhere to relevant standards and regulations to ensure the utmost safety and efficacy.

We are also very proud of our ever expanding YouTube channel. 

The post M2 A2 Grade Allen Key Socket Cap Screw appeared first on Speciality Metals.

Top quality stainless allen key socket screw bolts supplied straight from Warrington, UK.

As a part of our extensive range of fasteners, Speciality Metals stocks a variety of both standard fasteners and specialist fasteners, including both steel and stainless steel fasteners, nuts and bolts, screws and steel washers.

We ensure that we offer a comprehensive range which meets the needs and requirements of each and every one of our customers, whether you are looking for standard fasteners or something a little more unusual.

Speciality Metals’ M1.6 A2 Grade Allen Key Cap Socket Screw is a highly durable and versatile screw that is popular among professionals. These screws are corrosion-resistant, secure, and have impressive hygienic properties thanks to their 304 grade material. Low maintenance makes it easy to work with, making it ideal for projects that require long-lasting screws. This screw can withstand even harsh environments, whether you’re working in a commercial kitchen, hospital or outdoor setting. Any project that requires durability and versatility will benefit from the M1.6 A2 Grade Allen Key Cap Socket Screw due to its high-quality build and reliable performance.

We also offer washers that will compliment our range of screws and bolts perfectly.

Key product details:

• Standard – DIN 912
• Fasteners Type – Allen Key Socket Screw
• Shape – Round
• Drive Style – Allen Key
• Thread Diameter – M1.6 (1.6mm)
• Screw Length – Various
• Metal – Stainless steel grade 304 (A2)

Speciality Metals are the best suppliers for you because:

• FREE UK delivery on all orders
• Order dispatch within 24 hours of order
• Located in Warrington, UK which is the UK home of mesh and metals
• Our experienced staff are experts in the mesh market and care personally about your customer experience

Furthermore we stock a vast range of plain wire mesh and perforated metal options that compliment our sheet metal range perfectly.

FAQs About These Fasteners 

Can Stainless Steel Allen Key Bolt Cap Screws be Used with Plastic Materials?

Yes, stainless steel Allen key cap screws can be used with plastic materials, but there are some considerations to keep in mind.

1. Thread Engagement: Plastic materials are generally softer and less robust than metals. Therefore, when using stainless steel Allen key cap screws with plastic, be cautious about the amount of thread engagement. Ensure that the threaded portion of the screw does not fully penetrate the plastic, as excessive thread engagement could lead to cracking or damaging the plastic material.

2. Pre-Drilling: Depending on the type of plastic and its thickness, it might be a good idea to pre-drill pilot holes to guide the screws into the plastic material. This can help prevent the plastic from splitting or cracking when the screws are tightened.

3. Thread Forming Screws: Instead of traditional threaded screws, consider using thread forming screws specifically designed for plastic materials. These screws have a unique thread design that creates threads in the plastic material as they are inserted, reducing the risk of damaging the plastic.

4. Material Compatibility: Ensure that the stainless steel used for the screws is compatible with the plastic material you’re using. Some plastics can be sensitive to certain types of metals, so it’s important to avoid combinations that might result in corrosion or other adverse reactions.

5. Tightening Torque: When tightening stainless steel screws into plastic, be cautious about applying excessive torque. Plastic is more prone to deformation under pressure compared to metals. Over-tightening can cause the plastic to crack or deform, compromising the integrity of the connection.

6. Environmental Factors: Consider the environmental conditions the assembly will be exposed to. Extreme temperatures, UV exposure and moisture can affect the performance of both the stainless steel screws and the plastic material.

Can I use These Screws in Applications with High Temperatures?

The suitability of using stainless steel Allen key cap screws in high-temperature applications depends on the specific type of stainless steel and the temperature range involved. Stainless steel is known for its corrosion resistance, but different grades of stainless steel have varying resistance to high temperatures. Here are some factors to consider: 

1. Stainless Steel Grade: There are various grades of stainless steel available, each with its own properties. Some grades, like austenitic stainless steels (e.g., 304, 316), are commonly used in many applications but may not be suitable for extremely high temperatures. Martensitic or ferritic stainless steels tend to have better heat resistance, making them more appropriate for elevated temperature environments.

2. Temperature Range: The temperature range of your application is crucial. Stainless steel’s mechanical properties, including its strength and resistance to oxidation, can be significantly affected by high temperatures. Depending on the grade, stainless steel might start experiencing reduced strength, increased susceptibility to oxidation and potential distortion at certain temperatures.

3. Oxidation and Scaling: At high temperatures, some stainless steel grades can experience oxidation and scaling, which can affect their mechanical properties and appearance. The formation of oxide layers can impact the integrity of the fasteners.

4. Creep Resistance: Creep is the gradual deformation of a material under prolonged exposure to stress at elevated temperatures. Stainless steel’s resistance to creep varies by grade, and for applications involving sustained high temperatures, choosing a grade with better creep resistance is crucial.

5. Thermal Expansion: Different materials, including stainless steel and plastics, have varying coefficients of thermal expansion. When used in combination, the differential expansion and contraction rates due to temperature changes can affect the stability of the fastened connection.

6. Manufacturer’s Specifications: Always refer to the manufacturer’s specifications for the stainless steel screws you intend to use. Manufacturers often provide information about the temperature limits and other relevant considerations for their products.

Are There Specific Torque Recommendations for Installing These Screws?

To determine the appropriate torque for installing stainless steel Allen key cap screws, you should consider the following steps:

1. Consult Manufacturer Guidelines: The manufacturer of the screws will often provide torque recommendations in their product documentation. These recommendations are based on the specific characteristics of the screws they produce.

2. Use a Torque Chart: Many screw manufacturers provide torque charts that list recommended torque values based on screw size and material. These charts can be a useful reference when determining the appropriate torque.

3. Material Compatibility: Consider the material you’re fastening into. Different materials have different hardness and characteristics, which can affect the required torque. For example, tapping threads into harder materials might require higher torque values.

4. Pre-Drilling and Thread Engagement: If you’ve pre-drilled pilot holes or tapped threads, the torque required can be influenced. Make sure to account for any changes in torque due to these factors.

5. Thread Lubrication: The use of lubricants on the screw threads can affect the friction between the screw and the material, potentially requiring adjustments to the torque setting.

6. Testing: Before fully assembling a critical application, it’s a good practice to test the torque on a sample or a non-critical piece to ensure that the torque value results in the desired tightness without damaging the materials.

7. Calibration: Ensure that the torque wrench you’re using is properly calibrated. A calibrated torque wrench will provide accurate torque values.

8. Uniform Tightening: When tightening multiple screws in an assembly, ensure that the torque is applied uniformly across all screws to maintain balance and even pressure.

Remember that over-tightening can damage threads, strip screw heads, or deform the materials being fastened. Under-tightening can result in loose connections. Following manufacturer guidelines and torque charts specific to the screws you’re using is crucial for achieving the correct balance.

Can These Screws be Used with Locking Mechanisms?

Yes, stainless steel Allen key cap screws can be used with locking mechanisms to help prevent loosening due to vibration or other external forces. Locking mechanisms are designed to provide additional resistance against unintentional loosening of fasteners over time. 

1. Nylon Patch or Pellet: Some cap screws have a nylon patch or pellet applied to the threads. When the screw is tightened, the nylon material embeds into the threads, creating friction that helps prevent the screw from loosening. This is a common and effective method for locking screws in place.

2. Thread Locker Adhesive: Thread locker adhesives, such as Loctite, are applied to the threads of the screw before installation. These adhesives cure and create a bond that prevents the screw from vibrating loose. Thread locker adhesives are available in various strengths to suit different applications.

3. Split Washers: Split lock washers, also known as spring washers, are placed under the screw head or nut. These washers compress as the screw is tightened, creating tension that resists loosening. However, their effectiveness as a locking mechanism can be limited compared to other methods.

4. Lock Washers: Lock washers are designed with serrations that grip the mating surface and the screw head or nut. They can help prevent rotational movement and loosening. Like split washers, their effectiveness varies based on the application.

5. Safety Wire: In certain applications, safety wire can be used to physically tie the screw or nut to another point in the assembly. This prevents rotational movement and ensures that the fastener remains secure.

6. Double Nut Arrangement: Placing two nuts on the screw and tightening them against each other can create a locking mechanism. The friction between the nuts helps prevent them from vibrating loose.

The post M1.6 A2 Grade Allen Key Cap Socket Screw appeared first on Speciality Metals.