starter drive shaft
drive shaft 1.Material:S45C 2.Size tolerance:+/-0.002 3.Technology: Head rolled thread edge milling 4 Hardness:HRC22-25
drive shaft
1.Material:S45C
2.Hardness:HRC22°-25°
3.Surface roughness:0.02μm
4.Size tolerance:+-0.002mm
5.Diameter:13.5mm6.length:135mm
7.Technology:Head rolled thread .edge milling
starter drive shaft