Core Drill Bit - Super Premium Red Wet Core Bore Bit

Professional plumbers and HVAC installers depend on this core bit when drilling clean holes through reinforced concrete walls for pipe and ductwork installations. The Super Premium Red designation indicates Diamond Products' top-tier diamond matrix formulation, engineered for wet drilling applications where speed and longevity matter. The wet core design requires water flow to control heat and flush debris, delivering straight, accurate bores without cracking or chipping the surrounding concrete. This bit handles both standard and high-PSI concrete, making it suitable for commercial and industrial jobs where you can't afford callbacks. Built for mechanical contractors and concrete cutters who need reliable performance on demanding projects where precision drilling is essential.