Core Bits For Concrete - X300 - Concrete

Engineered for HVAC technicians drilling clean holes through concrete walls and floors for pipe and conduit runs. This 1-inch diameter core bit features a .125-inch segment thickness and 5/8-11 threaded arbor connection for quick mounting on standard angle grinders and core drill rigs. The X300 series delivers consistent performance in cured concrete, cutting through aggregate without wandering or binding. Segment design provides adequate cooling during wet or dry drilling operations. Produces accurate diameter holes for electrical boxes, plumbing penetrations, and mechanical installations where precision matters. Built for electricians, plumbers, and mechanical contractors running daily installations in commercial and residential concrete structures.