various high precision steel shaft 1>material:carbon/stainless steel 2>tolerance:+/-0.04mm 3> ... 4>ISO90012008 we can produce various gear shaft,spline shaft,pipe shaft,hollow shaft,drive shaft etc.1.high precision shaft2.material:carbo/stainless steel,alloy ... samples and drawing are welcome9.length:2mm-300mm10.all style precision shaft with high quality ,good service and competitive price motor ...