When you use links on our website, we may earn a fee. Socket wrenches make quick work of fasteners like nuts, bolts, and screws as long as you have the right size socket. Socket sets come with a ...
These fasteners are easily recognized by the six-sided socket in the screw head, which gives a clue to the tool’s alternate name: “hex key.” Allen wrenches, or hex keys, come in a variety of ...