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Tool Holders / T-System External Turning Toolholders
TTJNR/L
12 sizes available · 7 specification fields · standard: ISO
TTJNR/L is an external turning tool holder that takes negative 60° triangle (T-type) inserts. It is listed here in 12 sizes, 20–40 × 20–40 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.
- TNM. 1604..
- TNM. 2204..
Specifications
| Product code | Insert designation | Cutting direction (hand) | Functional length (mm) | Functional width (mm) | Functional height (mm) | Shank width (mm) |
|---|---|---|---|---|---|---|
| TTJNL 2020 K16 | TNM. 1604.. | L | 125 | 25 | 20 | 20 |
| TTJNR 2020 K16 | TNM. 1604.. | R | 125 | 25 | 20 | 20 |
| TTJNL 2525 M16 | TNM. 1604.. | L | 150 | 32 | 25 | 25 |
| TTJNR 2525 M16 | TNM. 1604.. | R | 150 | 32 | 25 | 25 |
| TTJNL 3232 P16 | TNM. 1604.. | L | 170 | 40 | 32 | 32 |
| TTJNR 3232 P16 | TNM. 1604.. | R | 170 | 40 | 32 | 32 |
| TTJNL 2525 M22 | TNM. 2204.. | L | 150 | 32 | 25 | 25 |
| TTJNR 2525 M22 | TNM. 2204.. | R | 150 | 32 | 25 | 25 |
| TTJNL 3232 P22 | TNM. 2204.. | L | 170 | 40 | 32 | 32 |
| TTJNR 3232 P22 | TNM. 2204.. | R | 170 | 40 | 32 | 32 |
| TTJNL 4040 S22 | TNM. 2204.. | L | 250 | 50 | 40 | 40 |
| TTJNR 4040 S22 | TNM. 2204.. | R | 250 | 50 | 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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