The BOSTITCH BTMT72275 32pc Specialty Wrench Bit Set features a low profile bit ratchet to give you easy access for work in narrow spaces. This ratchet has a 72-tooth gear system which allows for a 5Degree arc swing, and the low profile directional lever makes this tool easy to use for one-hand operation. This set is constructed of a chrome vanadium steel for its strength & durability. Includes a handy belt clip which provides easy access and storage.