3/8″ Drive Long Star Driver T40

Mac-Drive™ design contacts flats of the fastener instead of corners—helps to remove fasteners with rounded edges. and prevent rounded edges from forming |Deep socket end for extra clearance |Made from high-grade forged alloy steel for maximum strength without additional weight |Black oxide finish |Specially manufactured to extra-hard tolerances for increased durability required for use with today’s high-torque impact tools |Proudly made in the U.S.A.