DETAILS, FICTION AND TYPES OF SCREW HEADS

Cam-out refers to a tad that slips out of the screw head. Basically, if you are trying to tighten a screw, the the screwdriver tip keeps slipping out with the screw head, you’ve knowledgeable a cam-out. These are strongest and strong of all types of screws heads and therefore are recognized for his or her longevity and high-quality, therefore cr