Method of Use of Ratchet Head Preset Torque Wrench

1. according to the required torque value requirements, determine the preset torque value.

2.preset torque value, the hexagonal adjustment key inserted into the end of the wrench, and then rotate, adjust the ruler cut line to the desired torque value. After adjustment, pull the key out.

3. on the wrench square handle mounted the corresponding sleeve, and put into the fasteners, and then slowly on the handle. When tightened to signal a stop (to reach the preset torque value), one job is completed.

4. if not used for a long time, adjust the ruler cut line back to the torque very small value.