High quality bits for Phillips screws. The Impaktor technology offers an above-average service life even under extreme circumstances. Enhanced friction resistance, thanks to the rough diamond-particle coating on the bit tip, prevents any slipping out of the screw head. Particularly suitable for use with customary impact drivers. ¼" hexagon, suitable for holders as per DIN ISO 1173-F 6.3. Features and Benefits • For Phillips screws • Impaktor technology for above-average service life • Particularly suitable for use with customary impact drivers • 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 1x 851/4 IMP DC PH DIY Impaktor PH bits, PH 2 x 50 mm, 5 pieces; 5x 851/4 IMP DC Impaktor bits: PH 2x50