These are quality diamond bits and we have used these same bits for years. These drill bits are to be used in conjunction with a drill press, rotary tool or hand drill. Suitable for the use in drill hole on glass, marble, tile or granite.
1mm Diamond Drill Bit
2mm Diamond Drill Bit
3mm Diamond Drill Bit
Round Ball Drill Set Pack
12mm Drill Bit
15mm Drill Bit
19mm Drill Bit
30mm Drill Bit
32mm Drill Bit
35mm Drill Bit
50mm Drill Bit
60mm Drill Bit
View our FREE Online Education Video Demonstrating How to Use This Product