Wera 855/4 BTZ BiTorsion Extra Tough Pozi Screwdriver Bits

BiTorsion bits for Pozidriv screws with elastic Torsion zone - where kinetic energy is diverted from peak loads - and softer BiTorsion zone to prevent the bit tip from twisting under peak loads. This greatly extends the product service life. Tough viscous for universal use; ¼" hexagon, suitable for holders as per DIN ISO 1173-F 6.3. Features and Benefits • Suitable for Pozidriv screws • BiTorsion zone to absorb peak loads • Considerable reduction in the risk of breakage, significant increase in service life • Ductile and tough for hard materials • 1/4" hexagon drive (Wera connecting series 4) Contents 855/4 BTZ bits, PZ 1 x 50 mm