Diamond Core Drill Bit Hole Saw – Tile, Marble & Granite
Diamond Core Drill Bit Hole Saw – Tile, Marble & Granite
Diamond Core Drill Bit – Precision Hole Saw for Tile, Marble, Granite & Glass
Tackle your toughest drilling jobs with confidence. This diamond core drill bit hole saw is engineered for clean, precise holes in hard materials including ceramic tile, marble, granite, glass, and brick. Whether you're a professional tradesperson or a dedicated DIYer, this tool delivers outstanding results every time.
Key Features
- Industrial-Grade Carbon Steel Body: Built for durability and long-lasting performance across demanding applications.
- Thickened Diamond Coating: Superior cutting strength with a brazing production process — ensures maximum drilling efficiency through hard stone and tile surfaces.
- Extraordinarily Sharp Cutting Edge: Precisely finished tip reduces cutting resistance and drilling pressure, enabling clean, accurate holes without cracking or chipping.
- Large Clearance Hole Design: Facilitates easy entry of cooling water and efficient chip evacuation, keeping the bit cool and extending its working life.
- Water Lubrication Compatible: Use with water to further reduce heat build-up and dramatically extend drill bit lifespan.
- Versatile Handle Options: Round handle for sizes 6–18mm; triangular handle for sizes 20–200mm — fits a wide range of standard drills.
Specifications
- Material: Industrial-grade carbon steel with diamond/corundum coating
- Color: Gold
- Total Length: 66mm (2-5/8″)
- Working Depth: 30mm (1-3/16″)
- Sand Width: 5–10mm (may vary slightly between production batches)
- Compatible Materials: Glass, Ceramic, Tile, Marble, Granite, Brick, and more
- Production Process: Brazing
- Country of Origin: Made in China
Package Contents
- 1 × Diamond Core Drill Bit Hole Saw
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Please allow 1–3mm measurement tolerance due to manual sizing. Monitor color settings may affect how the product color appears in photos.
Learn more: OSHA guidance on hand and power tools
Frequently Asked Questions
Q: What materials can this diamond core drill bit cut through?
A: This diamond core drill bit hole saw is suitable for drilling through glass, ceramic tile, marble, granite, brick, and other hard stone or masonry materials. It is not recommended for use on wood or soft plastics.
Q: Should I use water when drilling with this bit?
A: Yes — water lubrication is strongly recommended. Applying a steady stream of water while drilling reduces heat build-up, lowers cutting resistance, and significantly extends the life of the diamond coating on the bit.
Q: What size drill is compatible with this hole saw?
A: The bit comes with a round handle for sizes 6–18mm and a triangular handle for sizes 20–200mm, making it compatible with most standard power drills. Always ensure your drill is set to a low RPM setting when drilling through hard materials like marble or granite for best results.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.