The fully hydraulic SDC170 surface down-the-hole drill rig meets the needs of large-diameter drilling in open-pit mines and quarries. Safe, environmentally friendly, and highly stable, it offers high productivity. The powerful Sandvik HTRH6 rotary head allows it to adapt to various working conditions; the air compressor management system (CMS) and the drilling control system contribute to significantly reduced fuel consumption. Its proven components ensure optimal reliability, ease of maintenance, and compliance with environmental, health, and safety (EHS) standards.