Concrete Core Drill Bit - Premium Black Wet Segmented Core Bits

Professional plumbers and electricians rely on these core bits when drilling clean penetrations through cured concrete for pipe and conduit runs. The wet segmented design provides continuous cooling during operation, extending bit life and maintaining consistent cutting speed through reinforced concrete. Black-coated segments bond securely to the steel core body for sustained performance on commercial and residential jobs. These Diamond Products core bits deliver the clean holes you need for HVAC installations, electrical service upgrades, and plumbing rough-ins where precision matters. Standard arbor connection fits most rotary hammer drills and core drill rigs already on your trucks. Built for mechanical contractors and concrete cutting specialists who need reliable performance on multi-story construction projects and renovation work.