Wera 8551 th premium pozidriv screwdriver bits wera 05073372001 these 14in hexagon drive torsion bits from wera have an extra hard design which makes them ideal for driving fasteners into wood these bits are suitable for use with pozidriv screws supplied in packs of 2 wera 05073372001 8551 th premium pozidriv pz3 screwdriver bits pack of 2