Core Bit 4" Xtreme

Raleigh Tile Verified independent store

→

Professional-grade hole cutting performance across porcelain, ceramic, granite, marble, and slate. Engineered with superior brazing technology, the diamond coating remains securely bonded through extended use—lasting up to 12 times longer than standard hole saws. Compatible with grinders, this bit operates with simple water dipping for cooling, eliminating the need for complex water delivery systems. Experience up to 50% faster cutting speeds compared to traditional drills, making it the ideal choice for contractors and tile professionals seeking efficiency without compromise. Show more