Specifications
| erasure stroke | 100mm |
| Erasing Frequency | 100cpm |
| friction load | 1000±100g |
| Grinding head area | 2cm² |
Packing list
After-sales instructions
None
[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/2712/Specification.html , which is only used by users who purchase commodities from the NBCHAO.