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Tool Holders / T-System External Turning Toolholders
TCMNN
7 sizes available · 7 specification fields · standard: ISO
TCMNN is an external turning tool holder that takes negative 80° rhombic (C-type) inserts. It is listed here in 7 sizes, 16–40 × 15–40 mm shank, neutral versions, each with full specifications and a dimensioned drawing. Typical use: external turning, facing and profiling.
Insert compatibility
This family is built for the following insert designations (as listed in the catalogue data). The exact size in each row of the table below is in the Insert designation column.
- CNM. 1204..
- CNM. 1606..
Specifications
| Product code | Insert designation | Cutting direction (hand) | Functional length (mm) | Functional width (mm) | Functional height (mm) | Shank width (mm) |
|---|---|---|---|---|---|---|
| TCMNN 1616 H12 | CNM. 1204.. | N | 100 | 8 | 16 | 16 |
| TCMNN 2020 K12 | CNM. 1204.. | N | 125 | 10 | 20 | 20 |
| TCMNN 2525 M12 | CNM. 1204.. | N | 150 | 12.5 | 25 | 25 |
| TCMNN 3232 P12 | CNM. 1204.. | N | 170 | 16 | 32 | 32 |
| TCMNN 2525 M16 | CNM. 1606.. | N | 150 | 12.5 | 25 | 15 |
| TCMNN 3232 P16 | CNM. 1606.. | N | 170 | 16 | 32 | 32 |
| TCMNN 4040 S16 | CNM. 1606.. | N | 250 | 20 | 40 | 40 |
Column codes
- Insert Code — Insert designation
- Product Direction — Cutting direction (hand)
- LF — Functional length (mm)
- WF — Functional width (mm)
- HF=H — Functional height (mm)
- B — Shank width (mm)
Dimensions in millimetres unless noted. Values are the manufacturer's published figures.
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