Thread Size: M3; Thread Pitch: 0.5mm/0.02 \"; Screw Total Length: 8mm/0.31 \"; Head Diameter: 5.8mm/0.23 \"; Hex Socket Over Width: 2mm/0.08 \"; Head Style: Flat Hex Socket Cap. Made of brass material, this flat hex socket cap screw is good for needs that require high appearance, has corrosion resistance, rust resistance, good wear resistance, well-fastening function, and long-lasting service than other materials. Widely used in the installation, maintenance, and fixing of various daily needs: such as furniture, home appliances, communication equipment, car repairs, mechanical assemblies, electronic equipment, ship assemblies, 3D printed projects, ornamental products, and so on. Good for both indoor and outdoor use. With a smooth surface, it is easy and quick to install. Also not easy to slip during the installation process. The package comes with 24 Pcs flat hex socket cap screws for your different use. Please confirm the size of each screw before ordering to avoid buying the wrong one.