NOT KNOWN FACTUAL STATEMENTS ABOUT SCREWS

There are 2 varieties of hex screws: An Allen screw has a hexagonal indent in The pinnacle, necessitating an Allen wrench, and the other form has no indent inside the hexagonal head and must be used or eliminated with a socket wrench.You cannot use a pozi driver on a Philips drive screw, and You can not utilize a Philips driver over a pozi drive sc