Wera 05073408001 premium torsion bit check mixed bits 9 piece set wera 05073408001 this set from wera includes a selection of 9 torsion slotted and crosshead bits suitable for driving fasteners into prethreaded holes in sheet metal or metal and a stainless steel bit holder with a strong permanent magnet wera 05073408001 premium torsion bit check mixed bits 9 piece set