air conditioner spare part 2.One year quality guarantee 3.Material : brass,steel,AL. ... EquipmentGrinding machine,Lathe, ,EDM center,Milling machine,horizontal boring machine, Drill Press,surface grinding,CNC lathe and so onPracticable File Formats ... Design.11.3D Scan.12.Reverse Engineering.Item NO. mechanical part processingMaterialsIron, aluminum, steel, copper, plastic, carbon steel, nylon, bronze, ...