High quality bits for drywall screws. Reduced shaft diameter for low-lying screw connections. Countersinking of screws without any surface damage. Especially for drywall construction. The diamond coating of the bits ensures a secure fit in the screw, reduces the contact pressure required and lowers the risk of slipping. 1/4" hexagon, suitable for holders as per DIN ISO 1173-D 6.3.

• For Phillips screws
• With reduced shaft diameter
• Particularly suitable for drywall screws
• Diamond coating for secure fit in the screw, literally bites into the screwhead to prevent cam-out
• 1/4" hexagon drive (Wera connecting series 1)