High quality bits for Phillips screws with 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. Extra-hard design, 1/4" hexagon, suitable for holders as per DIN ISO 1173-D 6.3.
For Phillips screws Particularly hard for semi-hard materials BiTorsion zone to absorb peak loads 1/4" hexagon drive (Wera connecting series 1) Take it easy tool finder: colour coding according to profile and size
851/1 BTH bits, PH 3 x 25 mm
Standards
DIN 3126-C6.3, ISO 1173 (Drive); DIN 5260-PH, ISO 8764-PH (Tip)
