We may receive a commission on purchases made from links. The Allen wrench, also known as a hex key, is a L-shaped hand tool with hexagonal (six-sided) ends. It all started with a Connecticut inventor ...

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 ...

The Grenpro Allen Wrench Drill Bit Set is easier to use than the often frustrating alternatives. It’s a comprehensive and ...

Because of its small size, high torque strength, and recessed installation, the hex socket screw is a great alternative to regular bolts. The main tool used to tighten or loosen hex socket screws is ...

Furniture giant IKEA has a not-so-secret weapon at its disposal, and it’s not the Swedish meatballs. Inside virtually every ready-to-assemble product requiring screws is a complementary Allen wrench, ...