... your requirement or drawing 6. Professional service 7. Process: sand process casting 8. Application: pump parts 9. Surface treatment: ... center, platting, heat treatment, ect If you are interested in our items, let us know. Pleased send us your ... numerical lathe, all types of lathe.7.Surface finish processpolishing, sand blasting, heat treatment, painting, powder coating, anodizing, electroplating, ...