... 4.material: sus.brass, copper, alu.. Product Typeprecision CNC machining nozzleMaterialStainless steel, Carbon SteelMachining methodTurning, Milling, Drilling, threading, ... 5 days door to door service.ApplicationElectronics products, Surgical instruments, Automotive parts, Optical products, LED flash lights etc…RemarksAll parts ... have long term cooperation with you ^_^ precision CNC machining nozzle