Precision cnc machining nozzle 1.ISO9001:2008 2.tolerance: +-0.005mm 3. ... .brass, copper, alu.. Product Typeprecision CNC machining nozzleMaterialStainless steel, Carbon SteelMachining methodTurning, Milling, Drilling, threading, laser cutting, stampling, punching etc..Surface finishPolishing, and ... forward to have long term cooperation with you ^_^ precision CNC machining nozzle