Beam Torque Wrench, Click, 1/2" Square Drive, 0 - 150 ft-lbs.Scale includes both SAE (In Lb, Ft Lb) and Metric (Nm) Serviceable by bending pointer to zero before use Palm fit handle pivots on beam to maintain constant distance from drive point to load point for precise measurement Directly measure a variety of torque values when tightening fasteners Pointer moves clockwise or counter clockwise (+ 7%) to measure torque Packaging is recycable Overall Length: 20" Drive Type: 1 2" Square Torque Range: 0 150 ft lbs.