st560

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 |Heat-treated and tempered for uniform hardness |3-Step. high-polish chrome-plated finish protects against corrosion. and offers easy clean-up |Proudly made in the U.S.A.