Atlas Copco ROC D7-11 is a hydraulic surface drill rig used in quarrying, mining, and construction drilling applications. Designed for bench drilling and production drilling, it is part of Atlas Copco's ROC series of crawler-mounted drills. The machine typically features a diesel engine, hydraulic feed system, and operator cab for controlled drilling operations in demanding site conditions. The ROC D7-11 is used with drill rods and bits for blast hole drilling and related rock excavation work. Its compact, mobile design supports maneuverability on uneven terrain, while its drilling system is engineered for consistent penetration in hard rock environments.