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ZYJ-1000/135 FLP Underground Water and Gas Drainage Rotary Drilling Rig: bit for boring, attached different diameter bits fit different requirements of drill exploring. Drill Rod Diameter (mm) φ42/φ50 φ50/φ63.5 φ63.5/φ73 Drill Bit Diameter ...

ZYJ-400/130 Fully Hydraulic Column Drilling Rig: Structure: The drilling rig consists of propelling and supporting unit (drilling rig), power pack, operational panel. The colum can press against the tunnel roof tightly by the column cylinder, At ...

Road Header EBZ160: EBZ160Ⅱ Road Header is a kind of jib armed, lengthwise direction tunneling machine with an integrated functions of cutting, loading and traveling, good traveling ability, small ground pressure ratio, ...

Drilling and Loading Machine for Coal Mine CMZY2-150/20: Drilling and Loading Machine for Coal Mine CMZY2-150/20 is a kind of complicated drilling and loading machine for coal mine, it is mainly used for the tunneling of rock lanes, also can be used in the ...

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ZYJ-1000/135 FLP Underground Water and Gas Drainage Rotary Drilling Rig