- Maximum Efficiency: Drastically cuts cycle times in HRSA and Hardened Steel (HRC 45–65).
- Cost-Saving Solution: Enables “turn-instead-of-grind” operations with superior surface finishes.
- Extreme Durability: Outstanding thermal shock resistance for continuous and interrupted cutting.
- Wide Application: Ideal for Cast Iron, Inconel, Stellite, and Powded Metallurgy parts.

| ISO | ASA | d | t | r | D |
|---|---|---|---|---|---|
| TNGA 110304 | TNGA 221 | 6.35 | 3.18 | 0.4 | 2.26 |
| TNGA 110308 | TNGA 222 | 6.35 | 3.18 | 0.8 | 2.26 |
| TNGA 160304 | TNGA 321 | 9.52 | 3.18 | 0.4 | 3.81 |
| TNGA 160308 | TNGA 322 | 9.52 | 3.18 | 0.8 | 3.81 |
| TNGA 160312 | TNGA 323 | 9.52 | 3.18 | 1.2 | 3.81 |
| TNGA 160404 | TNGA 331 | 9.52 | 4.76 | 0.4 | 3.81 |
| TNGA 160408 | TNGA 332 | 9.52 | 4.76 | 0.8 | 3.81 |
| TNGA 160412 | TNGA 333 | 9.52 | 4.76 | 1.2 | 3.81 |
| TNGA 160416 | TNGA 334 | 9.52 | 4.76 | 1.6 | 3.81 |
| TNGA 220404 | TNGA 431 | 12.70 | 4.76 | 0.4 | 5.16 |
| TNGA 220408 | TNGA 432 | 12.70 | 4.76 | 0.8 | 5.16 |
| TNGA 220412 | TNGA 433 | 12.70 | 4.76 | 1.2 | 5.16 |
| TNGA 220416 | TNGA 434 | 12.70 | 4.76 | 1.6 | 5.16 |
| TNGA 220708 | TNGA 452 | 12.70 | 7.94 | 0.8 | 5.16 |
| TNGA 220712 | TNGA 453 | 12.70 | 7.94 | 1.2 | 5.16 |
| TNGA 270608 | TNGA 542 | 15.87 | 6.35 | 0.8 | 6.35 |
| TNGA 270612 | TNGA543 | 15.87 | 6.35 | 1.2 | 6.35 |
| TNGA330924 | TNGA 666 | 19.05 | 9.52 | 2.4 | 7.94 |
This insert can be used for turning, finishing and semi-finishing applications depending on the selected grade, edge preparation and cutting parameters.
Choose the material list according to product type:
What is this insert used for?
This insert is used for turning, finishing or semi-finishing operations depending on the workpiece material and cutting condition.
Can Huamin Tools provide custom sizes?
Yes. Huamin Tools can provide standard ISO inserts and custom inserts according to drawings, samples or machining requirements.
How do I choose the right grade?
The grade should be selected according to material, hardness, cutting speed, machining allowance and whether the cutting condition is continuous or interrupted.
How can I get a quotation?
Send the insert type, ISO code, workpiece material, machining condition and expected quantity through the contact page.
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