types of screw heads Secrets
The round washer head screw is Among the most versatile screws out there. The screw includes a washer designed right in. This washer boosts the bearing space, rising the power of the link. flat head screwhex head screwlag screwsPhillips screw headRobertson screw headself-tapping screwsTorx screw head Raised head are generally known as oval shaped