Core Bits For Concrete - X300 - Concrete

Electrical contractors drilling conduit holes through cured foundation walls rely on core bits that cut clean and stay centered. This 1-1/2 inch X300 series core bit from Diamond Vantage features a .125 inch segment height and 5/8-11 thread mount for standard hand-held drills. The diamond matrix handles reinforced concrete without wandering or chipping the entry point. Segment design provides adequate cooling and debris clearance during wet or dry drilling operations. Use this bit for HVAC penetrations, plumbing chases, and electrical rough-ins where you need consistent diameter holes from 2 to 6 inches deep. Built for mechanical contractors and concrete drillers running portable core rigs on commercial job sites.