These M8 button head hex socket screws are made from 304 stainless steel and feature a rounded, low-profile head design. Available in Black, Gold, Burnt Blue, and Rainbow finishes, they offer a decorative appearance for compatible motorcycle accessories, bicycle fittings, general hardware assemblies, and DIY projects. With an M8 × 1.25 mm metric thread and multiple length options ranging from 12 mm to 40 mm, these screws provide a practical choice for general fastening and decorative applications. Please check the product dimensions and your installation requirements before ordering.




| Product Name | Button Head Hex Socket Screw |
|---|---|
| Material | 304 Stainless Steel |
| Head Type | Button Head / Rounded Head |
| Drive Type | Internal Hex Socket |
| Thread Diameter | M8 (8 mm) |
| Thread Pitch | 1.25 mm |
| Head Diameter | Approx. 13.8 mm |
| Head Height | Approx. 4.5 mm |
| Hex Socket Size | 5 mm |
| Available Lengths | 12–40 mm (depending on selected option) |
| Measurement System | Metric |
| Colors | Black / Gold / Burnt Blue / Rainbow |
| Quantity | 1 Piece |
| Package Contents | 1 × Screw |
| Important Notice | Please confirm the thread size, screw dimensions, and suitability for the intended application before ordering. These decorative screws are not specified for safety-critical connections unless independently verified as suitable. |
A dark-colored finish suitable for a variety of hardware and decorative projects.
A gold-colored metallic appearance for custom equipment and decorative installations.
A blue-toned decorative finish that can complement motorcycle and DIY hardware designs.
A multicolor decorative appearance with visible color variation depending on lighting and viewing angle. Note: the actual color appearance may vary slightly due to lighting, screen settings, and production batches.
These M8 button head screws may be used in compatible general fastening and decorative applications, including: motorcycle decorative accessories, electric motorcycle exterior fittings, bicycle accessories and non-critical components, DIY customization projects, general mechanical equipment accessories, metal hardware assembly, decorative screw replacement, and general workshop and repair projects. Important: always confirm the thread size, screw dimensions, material requirements, and suitability for the intended application. These decorative screws are not specified for safety-critical connections unless independently verified as suitable.
Please select your preferred color and length from the available product variations. Thread Diameter: M8 (8 mm) | Thread Pitch: 1.25 mm | Head Diameter: 13.8 mm | Head Height: 4.5 mm | Hex Socket Size: 5 mm | Length Options: 12–40 mm. Please compare the dimensions with your existing fastener and mounting position before placing an order. The screw length measurement method should be checked against the product size diagram.
1. Confirm the required thread diameter, pitch, and screw length. 2. Check that the mounting hole and surrounding space are suitable for the rounded head. 3. Use a correctly sized 5 mm Allen key. 4. Align the screw carefully before tightening. 5. Avoid cross-threading and excessive tightening. 6. Follow the original equipment manufacturer's fastening requirements where applicable.
1 × M8 304 Stainless Steel Button Head Hex Socket Screw. The color and length will be supplied according to the variation selected when ordering. Each purchased quantity represents one screw.
1. Please select the correct color and length before ordering. 2. Manual measurements and manufacturing tolerances may result in minor dimensional variations. 3. The actual product color may differ slightly from images due to lighting and screen settings. 4. Corrosion resistance depends on environmental conditions, installation, and maintenance. 5. The product is not described as a certified high-tensile fastener. 6. No nuts, washers, or installation tools are included. 7. Please verify suitability before using the screw in vehicle or machinery applications.
These screws feature a 5 mm internal hex socket, compatible with a correctly sized Allen key for installation and removal.
The button head has an approximate diameter of 13.8 mm and a head height of 4.5 mm. Please check that the mounting hole and surrounding space are suitable for the rounded head before ordering.
Various screw lengths are available within the 12–40 mm range. Please compare the dimensions with your existing fastener and mounting position, and select the required size according to your installation requirements.
Four finishes are available: Black, Gold, Burnt Blue, and Rainbow. The actual color appearance may vary slightly due to lighting, screen settings, and production batches.
These screws feature an M8 × 1.25 mm metric thread for use with compatible threaded components. Please confirm the thread size and pitch before ordering.
Confirm the thread size, screw dimensions, and suitability for the intended application. These decorative screws are not specified for safety-critical connections unless independently verified as suitable, and are not described as certified high-tensile fasteners. Please verify suitability before use in vehicle or machinery applications.
Our M8 304 stainless steel button head hex socket screws (12–40 mm lengths) combine premium 304 stainless steel construction with a rounded, low-profile button head design, making them ideal for decorative motorcycle accessories, bicycle fittings, general hardware assemblies, and DIY projects. The smooth dome-shaped head with a 5 mm internal hex socket offers a clean appearance and convenient installation with a standard Allen key, while the four color finishes — Black, Gold, Burnt Blue, and Rainbow — allow you to match any equipment style or custom project. The complete length range and standard M8 × 1.25 mm metric thread ensure reliable compatibility and a practical choice for general fastening needs. Please confirm the required color, length, and dimensions before purchasing to ensure the best fit. Trust in quality and reliability to support your projects.
