{"product_id":"9-piece-diamond-core-drill-bit-hole-saw-kit-granite-marble-tile","title":"9-Pc Diamond Core Drill Bit Hole Saw Kit – Tile \u0026 Stone","description":"\n\u003ch2\u003e9-Piece Diamond Core Drill Bit Set – Hole Saw Kit with Storage Case\u003c\/h2\u003e\n\u003cp\u003eTake on your toughest tiling and stonework projects with confidence. This \u003cstrong\u003e9-piece diamond core drill bit set\u003c\/strong\u003e gives you everything you need to cut clean, precise holes through granite, marble, porcelain tile, ceramic, glass, concrete, and hard plastic. Whether you're a seasoned tradesperson or a dedicated DIYer, this comprehensive kit delivers professional-grade results every time.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e6 Diamond Core Drill Bits:\u003c\/strong\u003e 22mm, 28mm, 35mm, 44mm, 68mm, 73mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2 Mandrels\u003c\/strong\u003e for secure bit attachment\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2 Hex Keys \/ Box Wrenches\u003c\/strong\u003e for easy setup\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1 Hard Storage Case\u003c\/strong\u003e to keep everything organized and protected\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVacuum Brazed Technology:\u003c\/strong\u003e Advanced bonding technique ensures a longer working life, faster cutting speeds, and smoother hole edges compared to standard sintered bits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Size Range:\u003c\/strong\u003e Six diameters (22–73mm) handle everything from small pipe cutouts to large fixture openings in a single kit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Material Compatibility:\u003c\/strong\u003e Engineered for hard porcelain tile, ceramic, bathroom tile, granite, marble, masonry, concrete, glass, and hard plastic.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinger Bits Included:\u003c\/strong\u003e Perfect for enlarging, shaping, or adding a beveled edge to existing holes in porcelain, marble, granite, and hard ceramic.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDry or Wet Drilling:\u003c\/strong\u003e Use dry for quick jobs; add water to the cutting zone to extend bit life and keep the surface cool during extended use.\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in China.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose This Kit?\u003c\/h3\u003e\n\u003cp\u003eThe vacuum brazed diamond segments grip harder and last longer than electroplated alternatives. The wide size selection means fewer trips to the store, and the rugged carry case keeps every piece organized and ready for the next job. From bathroom renovations to kitchen backsplash installations, this kit has you covered.\u003c\/p\u003e\n\n\u003ch3\u003eTips for Best Results\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eStart at a low RPM and gradually increase speed once the bit has seated in the material.\u003c\/li\u003e\n  \u003cli\u003eApply light, steady pressure — let the diamonds do the cutting.\u003c\/li\u003e\n  \u003cli\u003eUse water cooling for extended drilling sessions to maximize bit longevity.\u003c\/li\u003e\n  \u003cli\u003eUse a guide or template for accurate hole placement on slippery glass or polished tile.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/garden-pruner-shears-secateurs-bonsai-fruit-trees\"\u003eGarden Pruner Shears – Secateurs for Bonsai \u0026amp; Fruit Trees\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/18-pc-basswood-carving-blocks-whittling-wood-kit\"\u003e18 Pc Basswood Carving Blocks – Whittling Wood Kit for Carvers\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What materials can the diamond core drill bits cut through?\u003c\/h4\u003e\n\u003cp\u003eA: These diamond core drill bits are designed to cut through a wide range of hard materials including granite, marble, porcelain tile, ceramic tile, bathroom tile, glass, masonry, concrete, and hard plastic. The vacuum brazed diamond segments make short work of even the hardest surfaces.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Do I need water when using this diamond hole saw kit?\u003c\/h4\u003e\n\u003cp\u003eA: Dry drilling is possible for short sessions, but using water as a coolant is strongly recommended for extended use. Water lubricates the cutting zone, reduces heat buildup, and significantly extends the working life of your diamond core drill bits.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What drill is compatible with this hole saw kit?\u003c\/h4\u003e\n\u003cp\u003eA: The bits are compatible with standard corded and cordless drills and drill presses that accept the included mandrel shank sizes. Always check that your drill chuck can accommodate the mandrel diameter before starting your project.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What sizes are included in this 9-piece set?\u003c\/h4\u003e\n\u003cp\u003eA: The kit includes six diamond core drill bit sizes: 22mm, 28mm, 35mm, 44mm, 68mm, and 73mm, along with 2 mandrels, 2 hex keys, and a protective storage case — everything you need for a full range of tile and stone drilling tasks.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What materials can the diamond core drill bits cut through?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These diamond core drill bits are designed to cut through a wide range of hard materials including granite, marble, porcelain tile, ceramic tile, bathroom tile, glass, masonry, concrete, and hard plastic. 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