868/4 BTZ Square Plus bits

Part of the BiTorsion system (bits & holder) for long service life, BTZ extra-tough bits are designed for universal use in drill/drivers. Thanks to a best-possible utilisation of the material properties and optimally designed geometry BiTorsion bits will dramatically extend bit service life. Take it easy Tool finder: Wera's new fast selection system based on coloured band coding for screw profiles (black = Pozidriv; red = Phillips etc.) with clear size markings.