3/8" Drive, 12" Impact Locking Collar Extension KDT84434N GearWrench

Features and Benefits: Manufactured with chrome molybdenum alloy steel for exceptional strength and long lasting durability Pin hole for use with pin and o-ring for secure socket retention High visibility laser etched markings Manganese phosphate coating for corrosion resistance Meets or exceeds ASME B107 2 3/8 in.; Drive Impact Locking Extension 12 in.;