Dry Core Bits For Concrete - Heavy Duty Orange Dry Vacuum Core Bore Bit

Designed for HVAC installers boring clean penetrations through concrete walls and floors for ductwork and refrigerant lines, this heavy duty dry core bit delivers consistent performance in residential and commercial applications. The orange-coded vacuum brazed segment design allows for dry drilling without water, reducing mess and setup time on interior jobs. Diamond Products constructs these bits to handle repeated drilling in cured concrete, block, and masonry. The vacuum brazing process bonds diamond segments directly to the steel core for extended segment life and heat dissipation during continuous operation. Compatible with standard core drill rigs, this bit cuts precise diameter holes for mechanical, electrical, and plumbing rough-ins. Built for mechanical contractors and drilling specialists running multiple holes per job.