
AOMT 10T331 Milling Inserts
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- ISO Code
- AOMT10T331
- Insert Size
- 10T331
- Shape
- A
Find the Right Option
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Brands
All available options for this parent model.

AOMT 10T331 is an 85° parallelogram milling insert with 2 usable cutting edges, used mainly for copying and fine profiling. We list 1 stock-keeping variants of it from Achteck, covering Stainless steel, Heat-resistant alloys.
Milling inserts are chosen to match the cutter body — lead angle, number of teeth and the geometry designated by the manufacturer. The milling insert selection guide walks through that; this page lists what we actually hold in AOMT 10T331.
Geometry and dimensions
| Insert family | AOMT |
|---|---|
| Category | Milling Inserts |
| Shape | 85° parallelogram (A) |
| Usable cutting edges | 2 |
| Inscribed circle (IC) | 6.85 mm |
| Thickness (S) | 3.83 mm |
| Nose radius (RE) | 3.1 mm |
| Cutting edge length (L) | 9.4 mm |
| Fixing hole diameter (D1) | 3 mm |
| Hand | Right |
| Variants in stock | 1 |
| Brands | Achteck |
Carbide grades available
1 variants of AOMT 10T331 are stocked in these grades: AP403S.
Across this range the grades specified most often are AP403S. Within one brand's range, a higher middle digit usually means a tougher grade — better on interrupted cuts, slightly less wear resistant. See carbide grades explained for how to read the names.
Chipbreaker geometries
Chipbreakers stocked for AOMT 10T331: MM4.
For milling, the geometry code marks the intended duty — sharper for light cuts and better finish, stronger for scale and interruption. Milling insert selection guide.
Typical applications
- Shoulder Milling
- Face Milling
- Slot Milling
- Ramp Milling
- Helical Interpolation
- Pocket Milling
For more on cutting stainless steel, see our material-specific guide.