STZJ-1 Drilling Machine

STZJ-1 Drilling MachineMain Functions:This drilling machine is suitable for the engineering geological survey, the reconnaissance survey of the solid deposit, the blasthole and inspection opening of the concrete structures.Specification1.Drilling depth: 100m2.Finally hole diameter: 75mm3.Drilling rod diameter: 42mm4.Rated rotary speed: 1500 rpm5.Rated pressure: 8Mpa6.Max pressure: 12.5Mpa7.Displacement: 12.5Mpa8.Max make and break allowable pressure: 1.5Mpa9.Continuous