- Auot parts
- 2016-10-27 05:27
- Specification:Material:Carbonsteel,Stainlesssteeloraspercustomersrequirements.Length:20-70mm,tolerance:0.005mmDiameter:3
- watch parts
- 2016-10-26 04:33
- Material:DSR7B,Sus420J2Length:1+mm,tolerance:0.005mmDiameter:0.4-0.6mm,tolerance:0.001mmRoundness:0.3mRoughness:Ra0.04St