High efficiency 3 speed flow pressure design, perfect simulation of manual operation, fast speed when light load, low speed when heavy load, the bolt tightening is more precise.
It can drive 2 hydraulic wrenches simultaneously or 4 if requested.
Al-Ti alloy pump body, light weight and easy to carry.
40-700 bar adjustable output pressure.
Brushless high power motor, easy maintenance and long life, with starting capacitor, able to start with load, 
simple operation.