... warm wheel 1.Aluminum, zinc, steel, brass, 2.Surface treatment: polish, plating, 3.custom stainless steel warm wheel ... , brass, 2.Surface treatment: polish, plating, 3.custom 1.Materialstainless steel,Aluminum alloy,etc 2.Process Aluminum casting, sand ... ,drilling machine,numerical lathe, all types of lathe. 7.Surface finish process Polishing, sand blasting, heat treatment, painting, powder coating, ...