Various black diamond drill bits, sized between 6 mm and 100 mm, arranged in a group for visual reference.

Diamond Drill Bit Black 6 to 100 mm

From $17.99

Diamond Drill Bit Black 6–100mm – Professional Hole Saw for Tile, Porcelain, Marble & Granite

Upgrade your drilling performance with our Premium Black Diamond Drill Bit Set (6mm to 100mm), designed for precision cutting through the toughest materials. Engineered with high-grade industrial diamond grit, these hole saw bits deliver clean, smooth, and accurate holes in ceramic tiles, porcelain, marble, granite, stone, and other hard surfaces.

Whether you're a professional contractor, tiler, plumber, electrician, or a DIY enthusiast, these diamond core drill bits provide durability, speed, and reliability for every project.

✔ Superior Diamond Coating Technology

Each drill bit features a vacuum-brazed diamond coating that ensures:

Faster drilling speed
Longer lifespan
Reduced chipping
Smooth, precise cuts

The reinforced cutting edge maximizes performance while maintaining stability during operation. The black finish not only enhances durability but also improves heat resistance during continuous drilling.

✔ Wide Size Range – 6mm to 100mm

This diamond drill bit range covers multiple sizes from small precision holes (6mm) to large diameter openings (up to 100mm). Perfect for:

Pipe installations
Tap fittings
Electrical conduit openings
Shower and plumbing work
Kitchen and bathroom renovations

Having multiple diameter options ensures flexibility for different applications without switching tool systems.

✔ Heavy-Duty Construction

Built with high-strength carbon steel body and premium diamond grit edge, these drill bits are designed for heavy-duty use. The thick side wall improves stability and reduces vibration, giving you better control and accuracy.

The slot openings on the body help:

Improve cooling efficiency
Remove debris quickly
Reduce overheating

For best results, wet drilling is recommended to extend tool life and improve cutting performance.

✔ Compatible with Multiple Tools

These diamond hole saw drill bits are compatible with:

Angle grinders (with adapter)
Electric drills
Bench drills

Easy to install and secure, they provide a stable fit for smooth operation.

✔ Ideal for Multiple Materials

Perfect for drilling through:

Porcelain tiles
Ceramic tiles
Granite
Marble
Natural stone
Artificial stone
Masonry surfaces

Designed for professional construction use as well as home improvement projects.

Technical Specifications

Product Type: Diamond Hole Saw Drill Bit
Color: Black
Diameter Range: 6mm – 100mm
Material: High Carbon Steel Body + Industrial Diamond Grit
Application: Tile, Porcelain, Marble, Granite, Stone
Recommended Use: Wet drilling for extended durability

Why Choose Our Diamond Drill Bits?

✔ Precision cutting performance
✔ Long-lasting diamond coating
✔ Clean, chip-free holes
✔ Wide size availability
✔ Suitable for professional & DIY use

If you're looking for a reliable diamond drill bit for porcelain tile, granite hole saw, or stone core drill bit, this black diamond drill bit range is the perfect solution.

Order now and experience professional-grade drilling power for your next project.

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