| Measurement principle | destructive |
| Measurement range | 2~200μm |
| blade | 4 |
| Shell material | stainless steel |
| Standards | ISO 2808 |
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;