Insert cross-reference · 80° Diamond · 0° clearance · 12mm IC · 0.8mm Rε
CNMG120408 Cross Reference
Equivalent CNMG120408 inserts across 7 brands — Sandvik, ISCAR, Kennametal, Walter, Tungaloy, Mitsubishi, OSG. Same ISO 1832 geometry class; grades, coatings and application windows differ by manufacturer. Treat equivalents as starting points and verify on a sample part: a cross-reference matches the geometry, not the process.
Brand equivalents — CNMG120408
| Brand | Designation / grade | Coating | Application |
|---|---|---|---|
| Sandvik | CNMG 12 04 08-PM 4325 | Inveio® CVD Al₂O₃ | P15–P35 |
| ISCAR | CNMG 120408 IC8250 | SUMO TEC® PVD | P10–P30 |
| Kennametal | CNMG 432 KC5010 | KENGold™ PVD | P15–P30 |
| Walter | CNMG 12 04 08-NM6 WPP20S | Tiger·tec® Silver | P20–P40 |
| Tungaloy | CNMG120408-PM T9115 | AH multilayer CVD | P10–P25 |
| Mitsubishi | CNMG120408-MA MC6025 | Smart Miracle® CVD | P20–P35 |
| OSG | CNMG120408 AE-VTSS | DLC coating | P20–P40 |
Grades used Sandvik GC4325 · ISCAR IC8250 · Kennametal KC5010 · Walter WPP20S · Tungaloy T9115 · Mitsubishi MC6025
ISO designation decoded — what CNMG120408 means
- C — shape
- 80° rhombic (diamond)
- N — clearance angle
- relief angle 0° (negative insert, double-sided use possible)
- M — tolerance
- class M — molded, medium tolerance on inscribed circle and corner point (typically ±0.05–0.13 mm depending on size)
- G — type
- cylindrical fixing hole, chipbreaker on both faces (double-sided insert)
- 12 — cutting edge length / IC
- 12 mm nominal (inscribed circle / edge length class)
- 04 — thickness
- insert thickness 4.76 mm
- 08 — corner radius
- Rε = 0.8 mm nose radius
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