| Test board specification | 75mm×150mm×0.03mm-3mm |
| indentation diameter | 20mm |
| indentation maximum | 18mm |
| Sinking Accuracy | 0.01mm |
| Punch maximum stroke | 18mm |
| indentation rate | 0.1-0 mm/s adjustable |
Warranty days: 365 days
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;