| Designation | IC | S | ap (min) |
ap (max) |
ft (min) |
ft (max) |
Tough ‹————› Hard Grade & Vc Click on grade for cutting speed value |
|---|---|---|---|---|---|---|---|
| RNGN 090300 SD | 9.52 | 3.18 | 0.10 | 2.00 | 0.05 | 0.30 | KB90A TB7020 |
| RNGN 120300 SD | 12.70 | 3.18 | 0.10 | 3.00 | 0.05 | 0.30 | KB90A |
| RNGN 120400 SD | 12.70 | 4.76 | 0.10 | 3.00 | 0.05 | 0.30 | KB90A TB7020 |