- Measure diameter of groove inside bores
- Resolutions : 0.01mm/0.005*
- Buttons: on/off, set, mm/inch, preset(+,-)
- Automatic power off, move the digital until to turn on power
- Battery CR2032
- Data Output
- Made of stainless steel
- Optional accessory : data output system
| Code | Range | Accuracy |
| 1520-150 | 11-150mm/0.43-6″ | 0.04mm |
| D1 | L1 |
| 25 | <50 |
| 26 | <60 |
| 27-300 | <110 |