Wera 851/4 BDC BiTorsion Diamond Phillips Screwdriver Bits PH1 50mm Pack of 1

BiTorsion bits for Phillips screws with tiny diamond particles on the bit tip. This ensures a secure fit of the bit in the screw, reduces the contact pressure required and lowers the risk of slipping. Comes 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; ¼" hexagon, suitable for holders as per DIN ISO 1173-F 6.3. Features and Benefits • For Phillips screws • BiTorsion zone to absorb peak loads • Considerable reduction in the risk of breakage, significant increase in service life • Diamond coating for a secure fit in the screw, literally bites into the screwhead to prevent cam-out • 1/4" hexagon drive (Wera connecting series 4) Contents 851/4 BDC bits, PH 1 x 50 mm