... OEM products! Feature: 1.MaterialAluminum alloy 2.Process Aluminum casting, sand casting, die casting, gravity casting, high pressure die casting, ... lathe, all types of lathe. 7.Surface finish process Polishing, sand blasting, heat treatment, painting, powder coating, anodizing, electro plating, ... and we will answer you within 24 hours oem foundry sand casting die casting water drain box aluminium box