Diamond Core Drill Bit for Concrete – Premium Black – Large Diameter Wet Cut

Large-diameter wet cutting applications like elevator shafts and HVAC chases through structural concrete demand a bit that won't quit mid-job. This Diamond Products core drill delivers consistent performance in reinforced concrete up to 6,000 PSI when paired with a compatible core rig and water supply. The black-coated diamond segments provide extended service life in commercial and industrial drilling operations where downtime costs money. Wet cutting keeps the bit cool and controls dust on occupied job sites while maintaining clean, round penetrations for mechanical, electrical, and plumbing installations. Designed for professional concrete cutters and drilling contractors running high-horsepower core rigs on multi-story construction and renovation projects.