Diamond Dry Core Drill Bit Set – 4 Sizes Tile Glass Granite
Diamond Dry Core Drill Bit Set – 4 Sizes Tile Glass Granite
Details
Diamond Dry Core Drill Bit Set – 6mm, 8mm, 10mm & 12mm
Tackle your toughest tiling and renovation projects with this professional-grade Diamond Dry Core Drill Bit Set. Featuring four precision-machined sizes, this set lets you drill clean, chip-free holes through ceramic tile, glass, marble, granite, quartz, and more — no water cooling needed. Whether you're mounting bathroom fixtures, installing kitchen hardware, or processing stone, this kit has you covered from start to finish.
Made in Mainland China.
Key Features
- Ultra-Fine Diamond Coated Head: High-purity industrial diamond particles are electroplated evenly on the cutting end, delivering fast, burr-free cutting performance. Drill through fragile surfaces like ceramic tile without chipping or cracking.
- No-Water Dry Drilling Design: Advanced high-bonding electroplating locks diamond particles firmly in place, even under high-temperature dry operation. No water supply required — keeps your workpiece clean and dry at all times.
- High-Strength Carbon Steel Shank: Forged from high-hardness carbon steel with a standard hexagonal shank structure, this bit fits securely in most electric drills, angle grinders, and rotary tools — no slipping, no shank deformation even under heavy use.
- 4 Common Sizes Included: Precision machined to strict dimensional standards. The set contains 6mm, 8mm, 10mm, and 12mm bits, covering the most common daily drilling needs from small hook mounting to fixture and pipe holes.
- Wide Material Compatibility: Works across full ceramic tile, vitrified tile, glass, ceramic, marble, granite, microcrystalline stone, quartz stone, and other hard brittle materials — ideal for home renovation, decoration, and craft processing.
Specifications
| Material | Electroplated industrial diamond cutting head, high carbon steel shank |
| Sizes Included | 6mm, 8mm, 10mm, 12mm |
| Grit Type | Medium |
| Color | Silver-gray diamond head, matte black shank |
| Shank Type | Hexagonal (fits most standard drill chucks) |
| Quantity | 1 piece or 4-piece set |
| Application | Home renovation, tile installation, bathroom/kitchen fixture mounting, stone processing, glass drilling, construction |
| Origin | Mainland China |
Compatible Materials
- Ceramic & Porcelain Tile
- Vitrified Tile
- Glass
- Marble
- Granite
- Microcrystalline Stone
- Quartz Stone
- Other Hard Brittle Surfaces
Perfect For
- Home renovation and bathroom/kitchen remodeling
- Tile installation and fixture mounting
- Stone countertop processing
- Glass drilling for décor or hardware
- Construction and professional trade use
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Note: Actual product color may vary slightly from images due to monitor brightness and lighting conditions. Please allow minor measurement tolerances for listed dimensions.
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Frequently Asked Questions
Q: Do these diamond core drill bits require water cooling during use?
A: No — these diamond dry drill bits are specifically engineered for dry drilling. The advanced high-bonding electroplating process secures the diamond particles firmly even at elevated operating temperatures, so no water cooling is needed. This makes them ideal for use in locations without a water supply and keeps your workpiece clean and stain-free.
Q: What materials can the diamond drill bit set drill through?
A: This set is compatible with a wide range of hard and brittle surfaces including ceramic tile, vitrified tile, porcelain, glass, marble, granite, microcrystalline stone, and quartz stone. It is ideal for home renovation, tile installation, stone processing, and glass drilling applications.
Q: Will these drill bits fit my existing drill or rotary tool?
A: Yes. Each bit features a standard hexagonal shank that fits securely into most electric drills, angle grinders, and rotary tools without slipping. The forged high-hardness carbon steel shank is designed to resist deformation even under heavy, extended use.
Q: What sizes are included in the 4-piece set?
A: The 4-piece diamond core drill bit set includes 6mm, 8mm, 10mm, and 12mm bits. These four sizes cover the most common drilling requirements for home renovation and construction tasks, from small hook mounting holes to larger fixture and pipeline openings.
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.
Materials + Care
We prioritize quality in selecting the materials for our items, choosing premium fabrics and finishings that ensure durability, comfort, and timeless appeal.
Shipping + Returns
We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.