JK520 Crawler Mounted Hydraulic DTH Drilling Rig

JK520 Crawler Mounted Hydraulic DTH Drilling Rig Crawler Mounted Hydraulic DTH Drilling Rig Crawler Mounted Drilling Rigs, Crawler Mounted DTH Drill Rig It features its compact design, small footprint, and humanized operation. Borehole Diameter. 90-150mm Site Condition. It is applicable to the blasting borehole drilling process of hydro project, open pit mining and road construction. Product Features JK520 internal combustion (electric) crawler mounted hydraulic DTH drilling