About the Replacement 80° Carbide Insert
CNGX, CNGX12 carbide turning insert engineered for precision machining of hardened steel and heat-resistant alloys.
The CNGX12, CNGX120408 carbide turning insert is specifically developed for demanding CNC turning applications involving hardened steel and heat-resistant alloys. Manufactured from a premium carbide substrate and advanced coating technology, the CNGX insert delivers outstanding wear resistance, thermal stability and edge strength under high cutting temperatures.
Its optimized geometry ensures stable cutting performance, precise dimensional control and excellent surface finish, making the CNGX insert suitable for finishing and semi-finishing operations in aerospace, automotive and high-performance engineering industries.

| Model | L | IC | S | d | R |
| CNGX120408-SH | 12.9 | 12.7 | 4.76 | 5.16 | 0.8 |
Grade for Carbide Inserts | ||||
Sotanik Grade | Coating | Color | Workpiece material | APPLICATION |
HP1020 | CVD | Yellow | P10-P20 | Suitable for semi-finishing to finishing steel machining. |
HP1025 | CVD | Black | P15-P30 | Preferred grade for semi-finishing to finishing steel machining. |
HP1050 | CVD | Two-color | P30-P45 | It is suitable for turning of various steels and is the first choice for wear resistance. |
HT2015 | PVD | Dark Gray | P20-P30 K10-K30 | Suitable for steel and cast iron slight milling. |
HT2030 | PVD | Dark purple | P10-P25 M15-M35 | Suitable for steel and stainless steel continue turning and threading. |
HT2065 | PVD | Yellow | P10-P20 | Good at steel semi-finishing turning, parting and grooving processing, preferred grade for steel and stainless steel milling and drilling. |
HM2035 | PVD | Dark purple | M10-M30 | Good at stainless steel semi-finishing turning, parting and grooving processing, preferred grade for steel and stainless steel milling and drilling. |
HM2055 | PVD | Gray | M15-M35 | Preferred grade for steel and stainless milling and drilling. |
HH6120 | PVD | Colorful | M30-M55 S15-S40 H15-H55 | Newly upgraded coating technology, the new king of steel milling; Enhanced tip design, excellent impact resistance. |
HK3115 | CVD | Black | K15-K30 | Suitable grade for semi-finishing to slight interrupted cast iron machining. |











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