Wera 855/4 BTH bits (05059914001)

Application: Suitable for Pozidriv screws Drive: 1/4" hexagon, suitable for DIN ISO 1173-F 6.3 bit holders Design: BiTorsion for long service life, extra-hard. Take it easy tool finder: Output colour coding (black = Pozidriv) and large stamp to enable the desired bit to be easily located.

Torsion 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. This provides the best possible durability together with the matching holder. Extra-hard; 1/4" hexagon, suitable for holders as per DIN ISO 1173-F 6.3. * Pozidriv = registered trademark of European Industrial Service Ltd.