Precision Beveling & Enlarging: Designed to effortlessly shape, trim, and enlarge existing holes (0 to 2") in porcelain, ceramic, granite, marble, and tile
Durable Diamond Grit & Metal Construction: High-quality #80 diamond grit and hardened steel body ensure long-lasting performance for wet or dry grinding. Resists wear and delivers smooth, chip-free finishes
Universal Compatibility: 5/8"-11 thread fits most angle grinders. Includes a 3/8" hex shank adapter for electric drills—no extra tools needed. Built for creating clean, professional edges on countertops, plumbing fixtures, or LED light installations
Save Money & Time: Replace multiple core bits! Expand one starter hole into various sizes (up to 2") without buying additional drill bits. Ideal for DIYers and professionals
Safety First: Not for drilling new holes. Reduces cracking risk by reinforcing rough edges. Always use with water for cooling and wear protective gear