Diamond Triangle Drill Bit Set 3–12mm – Multi-Material Drill Bits for Tile, Glass & Concrete

Drilling through hard surfaces doesn’t have to feel risky or frustrating. This diamond drill bit set is designed for clean, controlled holes across a wide range of materials, from delicate glass to tough concrete. Featuring a precision triangle drill bit design, it reduces slipping and improves accuracy from the very first contact. Durable, versatile, and easy to handle, it’s an ideal choice for DIYers and professionals who want reliable results without changing tools constantly.

Structured Product Sheet

Key Features

• Diamond-coated tips deliver smooth, precise drilling with minimal chipping.
• Triangle shank design improves grip and stability during operation.
• Size range from 3–12mm covers most household and workshop needs.
• Built as multi-material drill bits for glass, ceramic tile, brick, concrete, wood, and thin metal.

Why Choose Our Diamond Triangle Drill Bit Set 3–12mm – Multi-Material Drill Bits for Tile, Glass & Concrete
Unlike standard round-shank bits that slip on hard surfaces, this set offers better control and cleaner starts. The diamond coating outperforms basic steel bits, especially on brittle materials. Compared to single-purpose options, it replaces multiple tools with one dependable ceramic tile drill bit and glass drill bit solution.

Perfect For

• Drilling tile and ceramic surfaces in kitchens and bathrooms
• Glass, brick, concrete, and masonry work
• Home improvement and renovation projects
• DIY users and tradespeople needing reliable precision drilling

How to Use
Use low drill speed and light pressure. Start at a slight angle, then straighten once the hole begins. Adding water helps reduce heat and extend bit life.

Care & Maintenance
Rinse after use, dry thoroughly, and store in a dry place to maintain cutting performance.

Closing Call to Action — Drill Cleanly Across Any Surface

Take on tough and delicate materials with confidence and control. Experience the difference this diamond triangle drill bit set can make in your next project.