The STANLEY® DL07 Hydraulic Drill is a professional-grade variable-speed hydraulic drill designed for high-performance drilling in the toughest industrial, utility, marine, and underwater environments. Built with STANLEY’s proven Hyrevz™ gear motor technology, the DL07 provides reliable forward and reverse drilling power with exceptional torque and smooth variable speed control. Engineered for drilling wood, steel, masonry, coral, and other challenging materials, the DL07 is available in both standard and underwater configurations. The underwater model features stainless steel spools and fasteners, rugged seals, and high-visibility yellow coating for superior durability and diver safety. The DL07 hydraulic drill includes a dual-position assist handle for increased operator control and comfort during demanding drilling operations. Its oversized trigger with guard enhances usability while heavy-duty wiper seals help protect internal components from dirt, debris, and water intrusion. A built-in reverse flow check valve prevents damage caused by incorrect hose connections and extends seal life. Compatible with open-center and closed-center hydraulic systems, the STANLEY DL07 operates at flows up to 12 GPM and working pressures between 1000–2000 PSI depending on the model. Available with 1/2-inch or 5/8-inch keyed chuck configurations, this hydraulic drill is ideal for utility contractors, railway maintenance crews, construction professionals, municipalities, and commercial diving teams that demand dependable drilling performance in harsh conditions.