Ratchet 72T（CRV) within ± 3%

3/8 inch 10-60 Nm OR 10-45 ft-lbs torque wrench

Each torque wrench is fully calibrated  for accuracy according to the requirements  of ISO 6789-2:2017 and DIN EN ISO 6789-1:2017-07 and the accuracy error is approx.   ± 3%, provide a formal calibration certificate

Technical description: the internal locking point adopts the surface contact of the steel needle, which greatly improves the locking force.  The internal positioning bolt plays an automatic positioning role when adjusting the torque and the internal structure that makes a sound.