Topeak D-Torq WrenchThe Topeak D-Torq Wrench features a standard hex drive reversible ratcheting head, tool bits and can measure torque in 4 units including N-m, in-lb, ft-lb, or kg-cm. The digital readout provides a visible display while there are also separate programmable audible warnings for your target torque value and another for over torque. Never strip threads again. Torque range: 1 - 20 Nm. The +-3% tolerance is guaranteed for 5000 cycles, we recommend that you recalibrate after 5000 cycles or yearly.768661119331