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HFJ33 Hydraulic Tunneling Jumbo Drilling Rig
- Maximum working range: 5268*5843*6140mm
- Engine Power: 173kW
- Rotary Torque:907N.m
HFJ12 Hydraulic Tunneling Jumbo Drilling Rig
- Drilling Diameter: 45-89 mm
- Engine Power: 75kW
- Traveling Speed: 3.6/2.3km/h
HFJ13 Hydraulic Tunneling Jumbo Drilling Rig
- Drilling Diameter: 45-89 mm
- Engine Power: 60kW
- Traveling Speed: 12/4.5km/h
HFJ11 Hydraulic Tunneling Jumbo Drilling Rig
- Drilling Diameter: 45-89 mm
- Engine Power: 73.6kW
- Traveling Speed: 11.5/5.6 km/h
HFJ22/23 Hydraulic Tunneling Jumbo Drilling Rig
- Drilling Diameter: 45-89mm
- Drill Pipe Specifications: T38-H35-R32/5，525mm
- Engine Power: 125kW
- Climbing Angle: 15º
HFJ21M Hydraulic Tunneling Jumbo Drilling Rig
- Drilling Diameter: 45-89mm
- Drilling Depth: 3440mm
- Engine Power: 125kW
- Total Length Of Thruster: 5500mm
HFJ21 Hydraulic Tunneling Jumbo Drilling Rig
- Drilling Diameter: 41-89mm
- Drilling Depth: 2.83-4.05m
- Engine Power: 60kW
- Rotary Torque: 380 N.m
HFJ19 Hydraulic Tunneling Jumbo Drilling Rig
- Drilling Diameter: 45-89 mm
- Drilling Depth: 3.05m
- Engine Power:75kW
- Rotary Torque: 670/752 N.m
HFJ18 Hydraulic Tunneling Jumbo Drilling Rig
- Drilling Diameter: 41-89mm
- Drilling Depth: 3.44m
- Engine Power: 73.6kW
- Rotary Torque: 752N.m