| Measurement principle | mechanical |
| Measurement range | 5mm |
| probe | Integrated probe |
| Power Supply | none |
| Standards | ASTM D 4417-C, BS ISO 8503-5, NACE RP 0287, US Navy NSI 009-32, US Navy PPI 63101-000 |
| Calibrated Certificate | none |
| Display screen | Pointer dial |
| Interface | none |
| supporting software | none |
| Machine Weight | 254g |
| Machine size | 120*95*25mm |
| Unit display | metric system |
| Scale resolution | 2µm |
Warranty days: 365 days
If the product quality is not caused by human beings, the manufacturer will provide one-year free warranty service (except for accessories and fragile consumables)