- Hardened &Chromed Shaft Sfc40
- 2016-10-27 13:36
- Technical parameter:If a deflection or other precision problem develops with a shaft because of a high or unblalanced lo
- Hardened &Chromed Linear Shaft Sfc30
- 2016-10-25 07:22
- Technical parameter:The thickness of hardness: More than0.5mm; Surface hardness: Higher-frequency heart treatment.Hardne