Specifications
| Minimum specimen inner diameter | Φ10mm |
| Maximum sample thickness | 6mm |
| range | 0~20HW (equivalent to 30~96HRF) |
| Error of indication | 0.5HW（5-17HW） |
| Repeatability Error | 0.5HW（5-17HW） |
| Weight | 0.5kg |
Packing list
Host x1, Wechsler hardness block x1, spare pressure needle x1, correction wrench x1, small screw driver x1, instrument box x1
After-sales instructions
Warranty days: 365 days
1. One year warranty from the invoice date;
2. The quality problems caused by unconventional operation are not covered by the warranty, and the manufacturer provides maintenance services, and the user needs to pay separately.
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/780/Specification.html , which is only used by users who purchase commodities from the NBCHAO.