Kobalt 5-key Standard (Sae) Folding Hex Key Set

A heavy-duty hex key set designed to provide superior torque on hex fasteners. Kobalt's 5-piece hex key set provides five common hex key sizes (inch): 3/8, 5/16, 1/4, 7/32, 3/16. Features a large, rubber-molded handle that allows a firm, non-slip grip. Keys conveniently store folded in the handle and sizes are clearly marked. Hardened shanks are made from corrosion resisting steel and feature flat ends and tapered edges for professional results.