Condition: | Used |
---|---|
Customized: | Customized |
Certification: | ISO9001 |
ISO(Quality): | 9001:2008 |
ISO(Environment): | 14001:2004 |
ISO(Health and Safrty): | 28001:2001 |
Suppliers with verified business licenses
Solid expand demonstration(educational instrument)
material | |
cooper | two rings; ball with chain |
wooden | handle |
metal | "Y" type rod ; "L" type rod |
Suppliers with verified business licenses