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Tool Holders / M-System External Turning Toolholders
MTJNR/L
12 sizes available · 7 specification fields · standard: ISO
MTJNR/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) |
|---|---|---|---|---|---|---|
| MTJNL 2020 K16 | TNM. 1604.. | L | 125 | 25 | 20 | 20 |
| MTJNR 2020 K16 | TNM. 1604.. | R | 125 | 25 | 20 | 20 |
| MTJNL 2525 M16 | TNM. 1604.. | L | 150 | 32 | 25 | 25 |
| MTJNR 2525 M16 | TNM. 1604.. | R | 150 | 32 | 25 | 25 |
| MTJNL 3232 P16 | TNM. 1604.. | L | 170 | 40 | 32 | 32 |
| MTJNR 3232 P16 | TNM. 1604.. | R | 170 | 40 | 32 | 32 |
| MTJNL 2525 M22 | TNM. 2204.. | L | 150 | 32 | 25 | 25 |
| MTJNR 2525 M22 | TNM. 2204.. | R | 150 | 32 | 25 | 25 |
| MTJNL 3232 P22 | TNM. 2204.. | L | 170 | 40 | 32 | 32 |
| MTJNR 3232 P22 | TNM. 2204.. | R | 170 | 40 | 32 | 32 |
| MTJNL 4040 S22 | TNM. 2204.. | L | 250 | 50 | 40 | 40 |
| MTJNR 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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