Diamond Hole Saw Kit | 3-100mm Core Drill Bits for Tile, Marble & Ceramic

Achieve clean, precise holes in hard materials with this 3-100mm diamond coated glass hole saw. Engineered with a full diamond grit coating for superior abrasion resistance, it delivers faster cutting speeds and extended lifespan compared to standard bits. The robust crown design ensures minimal vibration and prevents cracking for professional-grade results on tile, marble, and ceramic. Features and Benefits - Full Diamond Grit Coating - Provides exceptional durability and faster cutting action through hard, brittle materials without chipping. - Wide Diameter Range (3-100mm) - A single set handles countless project needs, from small plumbing pipes to large fixture installations. - Reinforced Steel Crown Body - Ensures structural integrity during high-RPM use, reducing bit wobble and breakage. - Universal 1/4-inch Hex Shank - Compatible with most standard drill chucks and quick-change systems for convenient tool-free swapping. - Electroplated Diamond Bonding - Offers a consistent, aggressive cutting surface that maintains sharpness over many uses. Applications - Tile and Backsplash Installation - Create perfect holes for shower fixtures, faucets, and outlet boxes without damaging surrounding tiles. - Marble and Granite Fabrication - Drill clean openings for sink drains, soap dispensers, and countertop accessories. - Glass and Ceramic Projects - Ideal for crafting, aquarium modifications, or installing hardware in decorative pieces. - General Masonry Drilling - Suitable for drilling into porcelain, fired clay, and other vitrified materials with a steady hand drill or drill press. Note For optimal performance and bit longevity, use with water as a coolant to reduce heat and clear debris. Always secure the workpiece and start drilling at a low speed to establish a guide groove.