Size
| Item No. | SIZE “S” | L (mm) |
| BS-20T8-15 | T8 | 15 |
| BS-20T10-15 | T10 | 15 |
| BS-20T15-15 | T15 | 15 |
| BS-20T20-15 | T20 | 15 |
| BS-20T25-15 | T25 | 15 |
| BS-20T27-15 | T27 | 15 |
1/4″ STAR BIT
| Item No. | SIZE “S” | L (mm) |
| BS-20T8-15 | T8 | 15 |
| BS-20T10-15 | T10 | 15 |
| BS-20T15-15 | T15 | 15 |
| BS-20T20-15 | T20 | 15 |
| BS-20T25-15 | T25 | 15 |
| BS-20T27-15 | T27 | 15 |