FACTS ABOUT SCREWS REVEALED

There's two sorts of hex screws: An Allen screw incorporates a hexagonal indent in the head, demanding an Allen wrench, and another kind has no indent during the hexagonal head and have to be applied or eradicated by using a socket wrench.You can't make use of a pozi driver over a Philips push screw, and You can not make use of a Philips driver ove