The Dino DC400Ri is a hydraulic, self-propelled, self-contained, crawler-based surface drilling unit with full radio remote control operation for 51- to 76-millimeter hole sizes. It features a new RD414 rock drill, a robust boom that is designed to offer large coverage area, a patented collaring guide and an economical Tier4 Final engine. Its typical applications consist of road construction, demolition works, secondary breaking, foundation drilling and trenching.