1. On both ends of the low end of the high output, large amount of oil;
2. Low pressure use plunger type, improve the effective pressure;
3. Three hole oil outlet, foot switch control, could be used by turns to connect to three equipments, to solve the problem of frequent handling
4. Pressure overload protection device, avoid overpressure and damage the equipment;
5. three hole oil outlet, use three-potential four-way hand valve to control the flow directions, use magnetic valve to control oil outlet and oil return
6. Automatic the pressure, make sure won't leak when using.