N440LCK, (Old Model#: N4400LCK), Adjustable Torque Wrench, 60-440N.m, Interchangeable3% Accuracy of indicated value over full range Adjustable Interchangeable Head Extremely versatile Ratchet, Ring, Open End, and Hex Drive Heads available Heads not included Please refer to the catalog for more specific dimensions and details. Product Specifications Name N440LCK (Old Model#: N4400LCK) Head Type Interchangeable Range 60 Nm 440 Nm Increments 2 Nm Overall Length 35. 7" (908mm)