Alpha Core Bit 2-1/2 Inch

Alpha 2-1/2 Inch Core Bit is designed for drilling large diameter holes for sink drains, vents, and specialty fixtures in stone surfaces. This professional core bit from Alpha Professional Tools features robust diamond segments optimized for efficient cutting in granite, marble, quartz, and porcelain. The 2.5-inch diameter accommodates most standard sink drain assemblies and large plumbing penetrations. Advanced segment design provides smooth drilling action with minimal vibration. Designed for wet drilling with core drill machines or heavy-duty drill motors. Long-lasting diamond segments maintain performance through demanding professional use. Critical tool for complete stone installation projects.