1 2 in Construction Wrench Ratcheting Socket Drive, Pear, 15 in, Black Oxide no checkout or fast refill from Alemite or fast refill from Alemite Loader Pump) Bleeder valve Self locking on pipes and nuts Won't slip off the workpiece Gripping surface with special hardened teeth (61HRC) Wear resistant and grips any shaped object Thin head fits into tight places reversible ratchet Reversible ratchet Eliminates the need for carrying several fixed size wrenches Forged from select alloy steel with continuous taper handle for aligning bolt holes Industrial black finish for corrosion resistance Accepts 1 2 inch square drive hex socket