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CNC Core Bits
Professional CNC Core Bits are engineered for fast, accurate drilling in granite, quartz, marble, porcelain, sintered stone, and other hard surfaces. Designed for CNC routers and machining centers, these diamond core bits deliver clean holes, extended tool life, and consistent performance for sink cutouts, faucet holes, anchor points, and specialty fabrication. Shop premium CNC core bits trusted by professional stone fabricators for precision, durability, and reliable production.