TCT Spear Porcelain Drill Bits
Features:
Step tip shape design of carbide for extreme rough tile, ceramic and porcelain drilling
Constant sharpness is kept while drilling thanks to step cutting edge designs
Precision cutting holes without cracked edges to keep whole process smooth
Automatic copper alloy soldering guarantees heavy duty work in various ceramics and tiles
| Diameter(mm) | Diameter(inch) | Overall Length(mm) |
|---|---|---|
| 3 | 1/8" | 65 |
| 4 | 5/32" | 65 |
| 5 | 3/16" | 70 |
| 5.5 | 7/32" | 75 |
| 6 | 15/64" | 75 |
| 6.5 | 1/4" | 80 |
| 7 | 9/32" | 80 |
| 8 | 5/16" | 80 |
| 9 | 23/64" | 100 |
| 10 | 25/64" | 100 |
| 11 | 7/16" | 100 |
| 12 | 15/32" | 100 |
| 13 | 1/2" | 100 |
| 14 | 9/16" | 100 |
| 15 | 19/32" | 100 |
| 16 | 5/8" | 100 |
| 18 | 23/32" | 100 |
| 20 | 25/32" | 100 |