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MTQNR/L
14 sizes available · 8 specification fields · standard: ISO
MTQNR/L is a boring bar for internal turning that takes negative 60° triangle (T-type) inserts. It is listed here in 14 sizes, 18.3–47 mm shank height, right- and left-hand versions, each with full specifications and a dimensioned drawing. Typical use: boring, internal turning and back-facing.
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) | Connection diameter (mm) | Functional length (mm) | Functional width (mm) | Shank height (mm) | Minimum working diameter (mm) |
|---|---|---|---|---|---|---|---|
| S20R MTQNL 16 | TNM. 1604.. | L | 20 | 200 | 13 | 18.3 | ≥25 |
| S20R MTQNR 16 | TNM. 1604.. | R | 20 | 200 | 13 | 18.3 | ≥25 |
| S25S MTQNL 16 | TNM. 1604.. | L | 25 | 250 | 17 | 23 | ≥32 |
| S25S MTQNR 16 | TNM. 1604.. | R | 25 | 250 | 17 | 23 | ≥32 |
| S32T MTQNL 16 | TNM. 1604.. | L | 32 | 300 | 22 | 30 | ≥40 |
| S32T MTQNR 16 | TNM. 1604.. | R | 32 | 300 | 22 | 30 | ≥40 |
| S40U MTQNL 16 | TNM. 1604.. | L | 40 | 350 | 27 | 37.5 | ≥50 |
| S40U MTQNR 16 | TNM. 1604.. | R | 40 | 350 | 27 | 37.5 | ≥50 |
| S32T MTQNL 22 | TNM. 2204.. | L | 32 | 300 | 22 | 30 | ≥40 |
| S32T MTQNR 22 | TNM. 2204.. | R | 32 | 300 | 22 | 30 | ≥40 |
| S40U MTQNL 22 | TNM. 2204.. | L | 40 | 350 | 27 | 37.5 | ≥50 |
| S40U MTQNR 22 | TNM. 2204.. | R | 40 | 350 | 27 | 37.5 | ≥50 |
| S50V MTQNL 22 | TNM. 2204.. | L | 50 | 400 | 35 | 47 | ≥63 |
| S50V MTQNR 22 | TNM. 2204.. | R | 50 | 400 | 35 | 47 | ≥63 |
Column codes
- Insert Code — Insert designation
- Product Direction — Cutting direction (hand)
- DCON — Connection diameter (mm)
- LF — Functional length (mm)
- WF — Functional width (mm)
- H — Shank height (mm)
- D min — Minimum working diameter (mm)
Dimensions in millimetres unless noted. Values are the manufacturer's published figures.