Supply khyd50khyd75khyd80khyd90 type Mine explosion-proof rock drill manufacturers approved ..

khyd50 | khyd75 | khyd80 | khyd90 type Mine explosion-proof rock drill rock drill Executive MT52-1996 coal mine industry standards, in line with the relevant provisions of the mine explosion-proof electrical equipment manufacturing requirements. With a reasonable structure, easy to move, it has to operate, safe and reliable, cutting overload, can reduce some sticking drill through the partings goods. The need for rock drill drilling rig fit horizontally forward, upward tilt in any direction and so on drilling. Rock drill is a tool for rock blasting holes for roadway excavation, mining, water conservancy construction, road construction and stonework project work can also be drilled water holes in the coal seams, deep water holes, exploration holes gas row. Supply khyd50 | khyd75 | khyd80 | khyd90 type Mine explosion-proof rock drill