Engineered for precision and speed, this 6-14mm dry diamond drill bits set features brazed diamond segments for rapid material removal and a quick-change hex shank for secure, vibration-free drilling in porcelain, granite, and marble. The set provides clean, chip-free holes with minimal effort, making it a reliable choice for demanding tile and stone work. Features and Benefits
- Brazed Diamond Segments - Industrial-grade diamond grit is permanently bonded to the steel core for superior cutting speed and extended bit life compared to electroplated alternatives.
- Quick-Change Hex Shank (1/4" or 6.35mm) - Ensures a firm, non-slip grip in standard drill chucks and quick-change adapters, reducing wobble and improving drilling accuracy.
- Dry Drilling Capability - Specially designed flute geometry allows for efficient dust removal, enabling clean, continuous drilling without the need for water cooling in most hard materials.
- Complete Size Range (6mm to 14mm) - The six-piece set covers the most common hole sizes for plumbing fixtures, anchors, and cables, offering versatility for a wide array of projects.
- Reinforced Steel Core - Provides exceptional rigidity and resistance to bending or breaking under lateral pressure, ensuring straight holes and professional results. Applications
- Tile Installation - Create precise holes for shower valves, faucets, and toilet bolts in ceramic, porcelain, and natural stone tiles without cracking or chipping.
- Stone Fabrication & Masonry - Drill clean openings in granite countertops for sink faucets or in marble slabs for lighting and electrical fixtures.
- General Construction & DIY - Ideal for installing anchors, running cables, or creating ventilation holes in hard tile, brick, and concrete blocks.
- Plumbing & Electrical Work - The perfect toolset for tradespeople and serious DIYers to efficiently prepare surfaces for pipework and conduit in bathroom and kitchen renovations.
Core Type: Solid (Brazed). Diameter Range: 6-14 mm. Segment Material: Diamond. Intended Materials: Porcelain, Granite, Tile, Marble. Shank Compatibility: Quick-change chuck. Bond Type: Dry. Drill Bit Quantity: 1 set. Drill Bit Type: Hole saw / hole opener. Operating Mode: Dry drilling (no water cooling). Segment Bonding: Brazed. Segment Type: Core drill. Shank Type: Hex. Diameter Increment: 1 mm (Inferred standard step for a set covering this range). Diameter Range: 6 mm to 14 mm. Diamond Segment Height: Approximately 3-5 mm (Inferred standard for brazed segments). Body Material: High-Grade Steel. Set Composition: 9 individual drill bits (6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm). Drilling Depth Capacity: Approximately 30-40 mm (Inferred standard for core bits of this diameter range). Application: Porcelain, Granite, Tile, Marble. Bond Type: Metal Bond (Inferred from brazing process for hard materials). Compatible Tool: Rotary Hammer Drill or Standard Drill with Hex Chuck Adapter. Cutting Method: Abrasive Grinding (Core drilling). Drill Bit Type: Dry Diamond (Designed for use without water cooling). Grit Type: Diamond Grit (Brazed to steel body). Product Type: Brazed Diamond Core Drill Bit. Recommended RPM: 500 - 3000 RPM (Inferred for dry drilling hard, brittle materials). Segment Count: 4 segments (Typical for core bits in this diameter range). Shank Dimension: 1/4 inch (6.35 mm) Hex (Standard for quick-change chucks). Shank Type: Quick-Change Hex Shank. Q: What are the exact sizes included in this dry diamond drill bits set? A: This set includes a range of six brazed diamond core drill bits. The specific diameters are 6mm, 8mm, 10mm, 12mm, and 14mm, providing versatile options for various hole sizes in hard materials.. Q: How durable are these brazed diamond core drill bits for drilling porcelain and granite? A: These bits are designed for durability on hard materials. The diamond grit is brazed to the steel core for a strong bond, providing good wear resistance and a long service life when used correctly with a water-cooled drill.. Q: Can I use these quick-change hex shank drill bits with my standard cordless drill? A: Yes, the quick-change hex shank is compatible with most standard cordless drills that have a keyless chuck. This design allows for fast bit changes without tools, making your workflow more efficient.. Q: Does this diamond drill bit set come with any warranty or guarantee? A: Warranty details are not specified for this product. We recommend checking the product listing or contacting the seller directly for information on any specific guarantee or return policy offered.. Q: Is this 6-14mm diamond drill bit set a good value for the price? A: Yes, this offers excellent value for DIY enthusiasts and professionals seeking quality without premium brand pricing. It delivers reliable performance for regular use on tile, porcelain, and granite projects..