This Craftsman® hexagonal key set is made of strong steel with black oxide coating. Equipped with a convenient rack for keys and handle that keeps this set contained in your toolbox. The durable handle makes L key into comfortable T handles. This set includes a rack a handle as well as 10 keys ; (1.5) (2) (2.5) (3) (4) (5) (6) (7) (8) and (10 mm). This product is backed by a Full Lifetime Warranty.