| La norma ISO | L | I.C | S | D | R |
| VBMT110304-HS2 | 11 | 6.35 | 3.18 | 2.80 | 0.4 |
| VBMT110308-HS2 | 11 | 6.35 | 3.18 | 2.80 | 0.8 |
| VBMT160404-HS2 | 16.5 | 9.525 | 4.76 | 4.4. | 0.4 |
| VBMT160408-HS2 | 16.5 | 9.525 | 4.76 | 4.4. | 0.8 |