How types of screw heads can Save You Time, Stress, and Money.
Tamper-proof fasteners: Tamper-proof screws have screw heads that involve Distinctive motorists to insert and take away them. by way of example, a Pin Torx screw is considered tamper evidence because it incorporates a Torx opening but features a pin protruding in the middle. Hanger bolts are essentially headless screws that are generally used in w