This CDI Torque Wrench is an essential tool for any automotive technician. It provides the accuracy and performance you need to tighten or loosen fasteners to manufacturer specifications. With a +/-4% CW, +/-6% CCW accuracy between 20 and 100 percent of full scale, this micrometer torque wrench has superior precision. The secondary scale range is 47 N-m to 332 N-m, while the primary scale range is 30 ft-lb to 250 ft-lb. It features a clockwise and counterclockwise rotation and can be used in both foot pound and newton meter measurements. This CDI Micrometer Torque Wrench will meet all your demands when it comes to torque wrenches.