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Internal threading boring bars for producing accurate internal threads in bores. Steel-shank design with internal coolant for chip evacuation and anti-vibration features for smooth thread quality.
Produce accurate internal threads in bores as small as 16mm.
Anti-vibration bar design for consistent thread surface quality.
Internal coolant ensures chips are evacuated from the bore.
Compatible with 16IR and 22IR threading inserts.
| Model | Min Bore (mm) | Shank (mm) | Insert | Length (mm) | Coolant |
|---|---|---|---|---|---|
| SNR0016Q16 | 16 | 16 | 16IR | 180 | Yes |
| SNR0020R16 | 20 | 20 | 16IR | 200 | Yes |
| SNR0025S16 | 25 | 25 | 16IR | 250 | Yes |
| SNR0025S22 | 25 | 25 | 22IR | 250 | Yes |
| SNR0032T22 | 32 | 32 | 22IR | 300 | Yes |
Download our complete Threading Boring Bars catalog including detailed chip-breaker diagrams, cutting speed charts, and grade recommendations.