A hex instrument, also referred to as an Allen wrench or Allen key, is a instrument used to drive screws or bolts with hexagonal heads. Hex instruments are available quite a lot of sizes to suit completely different screw or bolt heads. They are often made of various supplies, resembling metal, chrome steel, or plastic.
Hex instruments are generally used within the meeting of furnishings, bicycles, and different equipment. They’re additionally utilized in quite a lot of industrial purposes. Hex instruments are comparatively cheap and simple to make use of, making them a preferred alternative for each DIYers and professionals.
