The SDC170 fully hydraulic surface down-the-hole drill rig can meet the needs of large hole diameter in surface mines and quarries. It is safe, environmentally friendly, stable in performance, and has high production efficiency. The strong power of Sandvik HTRH6 rotary head ensures that the machine can cope with the challenges of various working conditions; the CMS air compressor management system and drilling control system are used to greatly reduce fuel consumption; The control system that is in line with the working conditions has enhanced information integration capabilities, has the characteristics of high reliability and good maintenance; high -efficiency dust collection system, meet the environmental protection requirements of green mines, and ensure that the operating environment is clean and tidy.