Wet Core Drill Bits - Premium Black Wet Segmented Core Bits

Plumbing contractors drilling clean holes through cured concrete walls and floors for pipe penetrations rely on these wet segmented core bits to get the job done. The black segmented design provides consistent cutting performance in medium to hard concrete while water cooling prevents overheating and extends bit life. Diamond Products engineers these bits with laser-welded segments that maintain stability under continuous use, reducing the risk of segment loss during deep cuts. The wet cutting method controls dust at the source, keeping your workspace OSHA-compliant on occupied job sites. These bits handle rebar without wandering, delivering straight bores from 1 to 14 inches when paired with a compatible core drill rig. Built for mechanical contractors, utility installers, and concrete cutting professionals who need reliable performance on commercial and industrial projects.