851/4 RH Reduced Tip Bits, PH 1 x 50 mm
High quality bits with reduced shaft diameter for low-lying screw connections, enabling countersinking of screws without any surface damage. Profiled version. Extra-hard. 1/4" hexagon, suitable for holders as per DIN ISO 1173-F 6.3.
Bits with reduced shaft diameter ensure that screws can be sunk without damaging the surface. This is particularly necessary in drywall construction applications.