Wera 05056161001 8100 9 tz 10 pce slot phillips pozi bit check and holder set wera 05056161001 this compact set from wera includes a quick release universal bit holder suitable for power tools and electronic drills plus a selection of 9 slotted phillips and pozidriv torsion bits to tackle most common screws wera 05056161001 8100 9 tz 10 pce slot phillips pozi bit check and holder set