1.Drilling depth: 100m
2.Finally hole diameter: 75mm
3.Drilling rod diameter: 42mm
4.Rated rotary speed: 1500 rpm
5.Rated pressure: 8Mpa
6.Max pressure: 12.5Mpa
7.Displacement: 12.5Mpa
8.Max make and break allowable pressure: 1.5Mpa
9.Continuous pressure of water pump: 0.7Mpa