1.Double bit design
2. Suitable for drilling hard porcelain tiles, sintered stones, granite, marble, and quartz stone.
3. Compatible with electic drill.
4. No water needed, significantly increases lifespan when used with cooling wax.
5. Available drill bit diameters range from 5mm to 200mm.
6. Drilling depths:30mm
7. Diamond height of 10mm.
8. Customizable according to specific requirements.