[Screw Head] - Head Style: Flat Straight Line Knurled Head; Head Diameter: 12mm/0.47"; Head Thickness: 4mm/0.16". The larger the diameter of the thumb portion, the greater the clamping force that can be applied
[Material] - Made of brass, this thumb screw Knob is good for needs requiring high appearance, has corrosion resistance, rust resistance, good wear resistance, well fastening function and long-lasting service than other material
[Applications] - Applied in home appliances, communications industry, automotive industry, etc. Widely used in the installation, maintenance, and fixing of various daily needs: such as light covers, musical instruments, mechanical assemblies, electronic equipment, communication equipment, ornamental products, and so on
[Easy to Use] - No tools are required. Knurled head thumb screws provide a solid grip and smooth surface, making it easier to tighten or loosen the fastener by hand