851/1 AH bits, PH 3 x 25 mm

High quality bits for Phillips screws. This industrial version provides optimum torque and enhanced penetration into the head of the screw. 1/4" hexagon over the entire bit length. The diamond coating of the bits ensures a secure fit in the screw, reduces the contact pressure required and lowers the risk of slipping. Extra-hard design; profiled version. 1/4" hexagon, suitable for holders as per DIN ISO 1173-D 6.3.

• For Phillips screws
• Particularly hard for semi-hard materials
• Optimum torque transfer and enhanced penetration into the head of the screw
• Profiled version
• 1/4" hexagon over the entire bit length (Wera connecting series 1)