HT72 Hydraulic drilling jumbo is suitable for various upward drilling in underground mining with cross section of 3.5mX3.5m—2.8mX3.0m. Hydraulic components feature of superior performance, high reliable and good versatility. Hydraulic system has perfect protection device: auto stopping after finishing drilling; anti-jamming mechanism, low oil alarm and other protection devices. The machine is modular designed, which makes convenient space for assembling and maintenance.
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