air conditioner spare part 2.One year quality guarantee 3.Material : brass,steel, ... Powder coating,Hot galvanizedMain Processing EquipmentGrinding machine,Lathe, ,EDM center,Milling machine,horizontal boring machine, Drill Press,surface grinding,CNC ... Design.11.3D Scan.12.Reverse Engineering.Item NO. mechanical part processingMaterialsIron, aluminum, steel, copper, plastic, carbon steel, nylon, bronze ...