THE ULTIMATE GUIDE TO WOOD SCREWS

There's two kinds of hex screws: An Allen screw provides a hexagonal indent in the head, requiring an Allen wrench, and the opposite style has no indent within the hexagonal head and have to be used or removed using a socket wrench.You can not make use of a pozi driver with a Philips push screw, and you cannot make use of a Philips driver on a pozi