TOP TYPES OF SCREW HEADS SECRETS

flat head screwhex head screwlag screwsPhillips screw headRobertson screw headself-tapping screwsTorx screw head The hex socket was invented in 1936 and was given a patent because of the German organization Bauer & Schaurte, who also sold items based on it. Flathead screw heads have one straight slot on the top of the screw, demanding a flathead

Fillister heads have a rather rounded major and tall cylindrical sides. The smaller diameter and better profile give fillister heads a further generate slot than spherical or pan head screws. This is excellent because the sq. aids protect against the screw head from currently being stripped when an excessive amount of pressure is applied. A Hi-Lo