THE 2-MINUTE RULE FOR TYPES OF SCREW HEADS

Cam-out refers to a tad that slips out on the screw head. In other words, if you are trying to tighten a screw, the the screwdriver suggestion keeps slipping out of the screw head, you’ve expert a cam-out. Hex screw heads are of two types—exterior and internal. exterior screw heads are hexagonal and protrude through the surface, wanting just l