KY-310A Blast hole drill rig 1,Suitable for large size open pit mine 2,iron ... ,copper,gold,coal,hydraulic power plant,etc. KY-310A Drilling Rig (tircone bit)ParameterSpecificationsBorehole dia (mm)310Hole depth (m)18Hole ... )130Overall Size (mm) vertical13835*5850*26326Horizontal26606*5850*7620Keywords:DTH drill,core drill crawler drill,drilling rigfor different stones and ores,such as: Iron Ore ...