AKAR Allen Key Sets Standard

The terms "Allen Key" (British English) and "Allen Wrench" (American English) are derived from the Allen brand name and refer to the generic product category "Hex Keys". An L-shaped tool consisting of a rod having a hexagonal cross section, used to turn an Allen Screw with a hexagonal recess in the head. A different size of key is required for each size of screw. Allen keys are used to tighten or loosen bolts and screws that have a hexagonal head. This is versatile tool and useful in many settings. Best Quality Hex Key sets are made from durable steel, and some feature multipurpose keys with a hex at one end and a ball at the other. Alloy Steel Allen Keys are general pupose allen keys and used for gneral applications. These allen keys are not suitable for heavy applications.