1.Process:sand casting 2.Surface finish:sand blasting and polishing 3.OIEM service 4.Machining: ... Features:1.Size: 320*300*20mm2.Material: brass3.Production method: sand casting4.Certificate:ISO90015.Material stand:as your requirement6.Specification drawing ... lathe,all types of lathe8.Surface finish process:polishing,sand blasting,heat treatment,painting,powder coating,anodizing,electroplating,mirror ...