Turning insert
DNMT11T304
55° rhombic turning insert, 3.97 mm thick, 0.4 mm corner radius. This size is in our production range. Grade and coating are matched to your material and operation.
Reading the code
What DNMT11T304 means
The designation follows ISO 1832 and states the insert’s basic features. Confirm the fit with the pocket and clamping system of your holder or cutter.
| Code | Feature | Meaning |
|---|---|---|
| D | Shape | 55° rhombic |
| N | Clearance angle | 0° (negative insert) |
| M | Tolerance class | Class M |
| T | Hole and chipbreaker | Hole countersunk on one side, chipbreaker on one face |
| 11 | Cutting edge length code | 11 (about 11 mm) |
| T3 | Thickness | 3.97 mm |
| 04 | Corner | 0.4 mm nominal |
Dimensions are nominal values from the standard. Chipbreaker geometry, carbide grade and coating are not part of the ISO code; tell us the workpiece material, operation and quantity and we confirm them with the quotation.
Guides: CNMG vs WNMG vs DNMG vs TNMG · ISO material groups · Inserts for stainless steel
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