Click-Torque Lock C 3 R/L Torque wrench, adjustable, Torque function, square head insert (1/2"), clockwise/counterclockwise torque operation, 40-200 NmApplication: For clockwise and counterclockwise torque operation. The torque function can be deactivated (Torque Lock function), so that the tool can also be used for loosening. Precision: Accuracy 3 % of the set value, as per DIN EN ISO 6789 1: 2017 07 Design: With 1 2" square head drive with socket locking, square head insert to change the tightening direction, fine toothed ratchet mechanism, 45 teeth; easy setting and saving of the desired torque