Alpha Core Bit 4 Inch

Alpha 4 Inch Core Bit is designed for drilling extra-large diameter holes in stone surfaces for specialty applications. This professional heavy-duty core bit from Alpha Professional Tools features reinforced diamond segments for efficient cutting in granite, marble, quartz, and porcelain. The 4-inch diameter is ideal for large plumbing penetrations, HVAC openings, and custom fabrication requirements. Advanced segment technology provides smooth cutting action even through thick materials. Requires core drill machine for proper operation. The robust construction ensures consistent performance and long tool life in demanding professional applications. Specialized tool for fabricators handling complex commercial and custom residential projects.