... drawing,specification and so on. We would like to provide you satisfactory products.Feature:1.Materialcopper alloy( ... machiningCNC, milling machine, drilling machine, numerical lathe, all types of lathe.7.Surface finish processpolishing, sand blasting ... powder coating, anodizing, electroplating, mirror polishing.8.ServiceOEM service available9.Productcasting copper alloy pump and valve parts (unit ...