Top types of screw heads Secrets
Modified Truss: Mod Truss head screws, AKA wafer head screws, K-Lathe screws, and spherical washer head screws, Incorporate the benefits of check here the pan head style with the attached washer crafted on to the head to increase head diameter. They may be produced in this kind of way that they're able to resisting coating like rust and corrosion