Specifications
| Number of teeth | 11 teeth |
| Tooth spacing | 1mm，2mm |
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/8415/Specification.html , which is only used by users who purchase commodities from the NBCHAO.