Draper 17 piece offset ratchet screw and socket driver set draper 30781 offset ratchet screwdriver with 1 4 bit holder and 1 4 square drive male head for driving 1 4 square drive sockets and accessories ratchet has selector for forward reverse and stop display packed br br b b br br pz type products are compatible with pozidriv 174 supadriv 174 fixing systems br draper tx star products are compatible with 134 torx fixing systems br pozidriv 174 supadriv 174 are reg