L-shaped Allen key with a size 1 tip. A hex key is ideal for all types of use by any professional mechanic, plumber, carpenter, electrician, as well as for home use.

Hex keys are formed from a single piece of hexagonal rod made of hardened steel with blunt ends that fit comfortably into similarly shaped screw sockets. It is bent at a 90-degree angle, forming two arms of unequal length resembling the Latin letter "L".