5 Simple Statements About screws Explained
There are 2 sorts of hex screws: An Allen screw has a hexagonal indent in The top, necessitating an Allen wrench, and another form has no indent inside the hexagonal head and needs to be applied or taken out with a socket wrench.This bolt, along with the device screw that goes with it, sits on 1 facet of a compound or area that needs to be secured.