Precision Instruments PREC4D600F Wrench (3/4" Dr. Split Beam Torque w/Detachable Head (200-600 Ft/Lbs)) This tool does not have to be "turned down" after use 4% accuracy clockwise. Speed: Innovative torque mechanism requires only fingertip force to adjust. durability: All steel construction resists industrial fluids and abuse l Length: 48" No need to reset tool Comes with 1 year warranty dated calibration compliance certificate and is made in the USA.