- Measure the groove diameter of shafts and keyways
- Graduation 0.01mm
- Non-rotating spindle
- Ratchet stop
- Supplied with setting standards (except 0-25mm)
| Code | Range | Type | Accuracy | L | b |
| 3232-25A | 0-25mm | A | 4μm | 57 | 32 |
| 3232-50A | 25-50mm | A | 4μm | 82 | 44.5 |
| 3232-75A | 50-75mm | A | 5μm | 107 | 57 |
| 3232-100A | 75-100mm | A | 5μm | 132.6 | 69.5 |
| 3232-125A | 100-125mm | A | 6μm | 158 | 82 |
| 3232-150A | 125-150mm | A | 6μm | 183.4 | 94.5 |
| 3232-175A | 150-175mm | A | 7μm | 208.8 | 107 |
| 3232-25BA | 0-25mm | B | 4μm | 57 | 32 |
| 3232-50BA | 25-50mm | B | 4μm | 82 | 44.5 |
