Diamond-coated core bit for cutting ceramic, porcelain, marble, glass, etc. Reduced drilling speed, low drilling pressure, and increased use of water lubrication will significantly extend the life of the bit.
- For drilling smooth and precise holes in ceramic, porcelain, marble, glass, fiberglass, terrazzo, and fiber cement
- Use with an electric or drill press
- Water as a lubricant is strongly recommended
- Includes a template for drilling a perfect hole
