Wera 871/7 Bit Torq Set 5/16"/35 7/16" Drive Extra Tough 066742

871/7 TORQ-SET Mplus bits, 5/16" x 35 mm For TORQ-SET screws Mplus for more breaking torque and longer service life 7/16" hexagon drive (Wera connecting series 7) High quality bits for TORQ-SET screws. The stronger flanks - when compared with the conventional TORQ-SET profile - result in 70% more breaking torque and thereby enhanced durability whilst at the same time providing a perfect fit in the screw head. 7/16" hexagon, suitable for power screwdrivers with a take-up as per DIN ISO 1173-F 11.2. 5/16"x35