OEM эргэдэг өрмийн машин KR300C үйлдвэрлэгч ба …
Technical Specification Technical specification of KR300C rotary drilling rig Torque 320 kN.m Max. diameter 2500mm Max. drilling depth 83/54 Speed of rotation 5~27 rpm Max. crowd pressure 220 kN Max. crowd pull 220 kN Main winch line pull 320 kN Main ...