... the quality 4.OEM service Item NO. jig and fixture design for sand casting productsMaterialsIron, aluminum, steel, copper, ... customers’ requirements.DimensionsAccording to customer’s drawingSurface treatmentHeat treatment, polishing, PVD/CVD coating, galvanized, electroplating, spraying, and painting and ... machine, coordinate measuring machine(CMM), ect.Any disqualification will be responsible by us.