Ergonomic design handle, central of gravity is more steady, operate comfortable and easy.

Special alloy steel strike structure, strong, anti-fatigue, super long life, excellent torque/Weight ratio.

Used for big truck repair, pipe pile factory that requires big torque screw bolt's assembly.

A knob has 3 position forward and reverse rotation adjust function, used for different torque requirement, easy operation.

45 degree air inlet design , prohibit hose twist from working, and operating easily.

Longer drive shaft, satisfy limited and concave place's screw bolt assembly.