air conditioner spare part 2.One year quality guarantee 3.Material : brass,steel,AL. ... Die Casting.2. Aluminium Die Casting.3. Plastic Injection Product.4. Die-casting Mould.5. Plastic Injection Mould.6. Metal Stamping.7. Small-scale ... .3D Scan.12.Reverse Engineering.Item NO. mechanical part processingMaterialsIron, aluminum, steel, copper, plastic, carbon steel, nylon, bronze, solder alloy, HSS, tool ...