Electroplated diamond drills for use with electric drills. The quality of the diamond permits drilling stoneware, porcelain, granite, marble and glass. Always use water-cooled.
- Diamond drill bit to be used with electric drill without hammer
- For drilling ceramics, porcelain, granite, marble and glass
- Facilitates the installation of bathroom fixtures
- Average life between 10 and 15 holes
Albertha Schaden (verified owner) –
Excellent tool