pneumatic mining drilling rig, pneumatic mining
MQT130 pneumatic roof bolters are working with our hexagonal drill rods of B19 and B22,wrench and various drill bits to carry out the roof supporting work. Specification of Mining MQT Series Pneumatic Roof Bolter/Coal Mine Drill Rig Rock Bolt Drill Parameter Name Unit MQT110 MQT120 MQT130 To adapt to the stress range Mpa 0.4-0.63 0.4-0.63 0.4 ...
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