Apex SWMSF 15MM15 Metric Hex 6 Point Surface Drive Side Wall Magnet 1 2" Square Drive 15 mm Power Socket Dial Wera 05020313001 Double Open Ended Connection Type:5 pin M12 Integral QD; Custom Operation Wera 05020313001 Double Open Ended 6005 Joker Wrench This 18V mobile dust extractor combined with a CORE18V® Advanced Power Battery allows users of the Bosch 18V D handle Bulldog™ to control dust during drilling applications at the jobsite to achieve maximum mobility plus runtime Surface Drive Large openings on the six corners of the hex end opening create a "floating" action that allows teh socket to slip quickly and easily onto the nut or bolt Tool Side Drive Size: 1 2" Square Drive