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Tool Holders / T-System External Turning Toolholders
TCBNR/L-H
6 sizes available · 7 specification fields · standard: ISO
TCBNR/L-H is an external turning tool holder that takes negative 80° rhombic (C-type) inserts. It is listed here in 6 sizes, 20–32 × 20–32 mm shank, right- and left-hand 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..
Specifications
| Product code | Insert designation | Cutting direction (hand) | Functional length (mm) | Functional width (mm) | Functional height (mm) | Shank width (mm) |
|---|---|---|---|---|---|---|
| TCBNL 2020 K12-H | CNM. 1204.. | L | 125 | 16 | 20 | 20 |
| TCBNR 2020 K12-H | CNM. 1204.. | R | 125 | 16 | 20 | 20 |
| TCBNL 2525 M12-H | CNM. 1204.. | L | 150 | 20 | 25 | 25 |
| TCBNR 2525 M12-H | CNM. 1204.. | R | 150 | 20 | 25 | 25 |
| TCBNL 3232 P12-H | CNM. 1204.. | L | 170 | 25 | 32 | 32 |
| TCBNR 3232 P12-H | CNM. 1204.. | R | 170 | 25 | 32 | 32 |
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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