NOT KNOWN FACTUAL STATEMENTS ABOUT SCREWS

There are 2 kinds of hex screws: An Allen screw features a hexagonal indent in The top, necessitating an Allen wrench, and one other sort has no indent from the hexagonal head and needs to be utilized or removed having a socket wrench.You cannot make use of a pozi driver over a Philips drive screw, and you cannot make use of a Philips driver with a