
① Insert ISO code ② Supplementary symbol (ISO Standard Classification) Chart 1 B2/B3 ② Chart 1: Supplementary symbol Symbol Description
| R | Right hand |
| L | Left hand |
| B | Entire cutting face PCD type |
| –WF | Cutting edge with special land for |
| aluminum wheel gloss finishing | |
| RH | Honing specification (Treated cutting edge) |
| NF - CNMA 120408 P | |
| ② ① | ③ |
| ① Type | ② Insert ISO code | ③ Supplementary Symbol | |||||
| (ISO Standard Classification) | |||||||
| Chart 2 | Chart 3 | ||||||
| B2/B3 | |||||||
| Chart 2 ① Type | Chart 3 ④ Supplementary symbol |
Symbol Description Symbol Description
| NF | NF inserts | M6 | L | Left hand | ||
| NU | One use inserts | P | Full length cutting edge type | |||
| N-LD | ||||||
| Chipbreaker type (Neutral) | M7 | |||||
| N-GD |
| R-DM | Chipbreaker type (Right handed) | M8 |
| L-DM | Chipbreaker type (Left handed) | M8 |
Cutting edge with special All-PCD Full length cutting
land for aluminum wheel NF insert One use inserts Chipbreaker type
Surface type edge type glassy finishing
SUMIDIA SUMIDIA Binderless
SUMICRYSTAL