871/1 DC TORQ-SET® Mplus bits, 6 x 25 mmHigh 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. The diamond coating of the bit ensures a secure fit in the screw, reduces the contact pressure required and lowers the risk of slipping. hexagon, suitable for holders as per DIN ISO 1173-D 6.3.