Šroubovací bit Wera 851/4 Z, 1/4, délka 152mm, PH1-3 Embouts Wera extra-rigides pour vis six pans creux, pour emploi universel. Wera 05136351001 851/1 A SB 1/4'' Hex Phillips Insert Bit Wera Series 1 851/1 Z Set SB Sheet Metal Bit, Phillips 1 X Its like going from plastic bits to actual steel. I will be buying these probably a few more times just to have around when others will eventually need replacing Hexagonal 1/4, convient aux porte-embouts répondant à la norme DIN ISO 1173-D 6,3., Pour vis Phillips