12mm Tile Drill Bit, Diamond Bits for Glass, Ceramic Tile, Marble, Porcelain. Works with all electric drills and grinders.

High-Quality Diamond Tile Drill Bit: Made with very hard and extremely hard diamonds, this diamond drill bit ensures professional, clean, and fast drilling. Thanks to the high-quality industrial diamonds, the tile drill bit has a fast cutting speed.

Waterless Drilling: This diamond tile drill bit allows for efficient and clean drilling. Filled with cooling wax, which cools and lubricates the drill bit, you can drill holes without adding water, making it suitable for dry drilling.

Wide Applications: Perfect for easy drilling of holes in glass, marble, tiles, fiberglass jars, slate, granite (granite drill), ceramic (ceramic drill), hard floor tiles, clinker brick strips, stone slabs, and hard tiles.

Works with all electric drills and angle grinders. Stable and Durable: Diamond drill bit for dry drilling, providing stable drilling. Furthermore, it has a long service life thanks to high-quality, temperature-resistant diamonds. Vacuum brazing is the most efficient and precise way to produce diamond tools. This allows us to improve the material removal rate and extend the tool's lifespan.