- 1pc 1-3/8 Inch(35mm) Vacuum brazed diamond drilling bit with 5/8-11 connection for Porcelain Ceramic Tile.
- 1pc 2 Inch(50mm) Vacuum brazed diamond chamfer bit with 5/8-11 connection for Porcelain Ceramic Tile.
- The drill bits is suitable for drilling porcelain tile marble stone masonry brick normal stone.
- This diamond countersink drill bits is designed for Bevelling,Enlarging, Grinding and Polishing the exsit holes or shaping edge of materials.
- High quality Diamond Grain provide fast and smooth drilling,bevelling ,shaping.