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HD-C30 Crawler Drilling Rig: Drilling/20m,Casing drilling/20m Pipe(diameter*length) (mm)Φ60*1500, Ф100×60×3×1500, Φ60*1500 +φ102*1500 Explosive method: After lifting the drills, Center of the casing Hole diameter(mm): 3”,3.5” ...

HD-40d Man Portable Drilling Rig: damage probability of bearing. Main Specification Drilling method Depth Pipe（diameter×length） Hole diameter Mud drilling 40 m φ60×1500 75/90mm Air drilling/Hammer drilling 40 m φ60×1500 75/82mm Screw ...

HD-20b Man Portable Drilling Rig: drilling 20 φ50x1500 After lift-ing the drills 3”, 3.5” Air(Hammer) drilling 20 φ50x1500 After lift-ing the drills 68/82 Casing drilling 15 φ50x1500+ φ102x1500 Center of the casing 108 Power ...

HD-15b Air Motor Top-drive Flush Drilling Rig: operated distribution valve controls air motor to rotate drilling tools. The hand-held disc include disc, air motor, reversing valve and swivel. Seal of swivel can be adjusted. Applications: The ...

HD-15A Flush Drilling Rig: diameter Mud drilling 15m φ60*3.5*1500 75/90mm Air drilling/Hammer drilling 15m φ60*3.5*1500 75/82mm Hand-disk power swivel Torque 270 N.m Rotate speed 0～148 r/min Weight 20 kg Disk radius 800~1250mm ...

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