Wera 05066650001 871/2 5/16'' Hex Torq-Set Mplus Insert Bits are 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.
Tough viscous for universal use. Wera 871/2 5/16'' Hex Torq-Set Mplus Insert Bits are suitable for holders as per DIN ISO 1173-D 8.