Hex wrenches, also known as Allen keys, are the tools you use to screw and unscrew fasteners that have a hexagonal recess (as opposed to a Phillips or flathead recess). Hex screws are commonly used on ...

I must be the only motorcycle mechanic in the world without a “T” handle Allen wrench set, so I decided it was time to join the club. I’ve been making do with a collection of short-, medium- and ...

At first glance the Allen wrench doesn’t seem to be much of a tool. It’s little more than a small, L-shaped piece of metal. But don’t be fooled by its humble appearance, the Allen wrench is an ...