Core Bore Drill Bits - Supreme Silver Professional Wet Core Bit

Designed for plumbing contractors drilling clean holes through cured concrete slabs and foundation walls, this wet core bit delivers consistent performance on residential and commercial jobs. The Supreme Silver Professional series uses a diamond-impregnated segment design that requires water cooling during operation to prevent overheating and extend bit life. The wet cutting method reduces dust and maintains cutting speed through reinforced concrete. Diamond Products engineered this bit for repeated use in demanding applications where precision matters. Thread connection ensures secure attachment to standard core drill rigs. Built for professional concrete cutters, utility installers, and mechanical contractors who need reliable penetration drilling in structural concrete.