The Vitrex DDGKIT6 Diamond Drill & Guide Kit is suitable for use with most power drills. The diamond grit edged drills are suitable for all hard tile types including porcelain. Use with a water cooling system to prevent over-heating.

5 x Diamond Drill Bits: 4, 6, 8, 10 and 12mm.
1 x Guide for Drill Bits: 4-12mm