Feature:

1. can preset torque value and have sound alarm prompt. When the tightening torque of the fastener reaches the preset torque value, it can automatically send out a signal "click" sound, accompanied by obvious hand feel vibration, indicating that the work is completed. After the force is released, the relevant parts are reset automatically.

2. automatically switch in the reverse direction, both sides to use simple and convenient.

3. use straight line scale plus secondary scale, the scale line reading is clear and accurate.

4. jacket is made of nylon material, strong and wear-resistant. 5. this torque screwdriver to implement GB/T 15729—— relevant provisions of 2008.