Content
Material: 40Mn2,
Finish: Smooth
Colors: Black
Technique: Forging
Surface Hardness: HRC50-56 ,deepth:4mm-10mm
Warranty time: 2000 hours.



QUANZHOU SHUANGLONG MCHINERY PART FACTORY
Material: 40Mn2,
Finish: Smooth
Colors: Black
Technique: Forging
Surface Hardness: HRC50-56 ,deepth:4mm-10mm
Warranty time: 2000 hours.
