The cartridge adopts mechanical clamping indexable insert with coating layer, the length is micro-adjustable. The floating connection is used between cartridge and boring head, it is suitable for fine finishing of deep hole
| Cartridge size | Boring heads models | Cartridge size | Boring heads models |
| 12x36 | 40-<60 | 20x50 | ≥90-<140 |
| 16x30 | ≥60-<75 | 25x50 | ≥140-<200 |
| 16x40 | ≥75-<90 |