... , assembly service. 2. Various Machining Materials:Stainless steel, alloy steel, brass, bronze, copper, aluminum, plastic, or customer specified. 3. Finishes: Anodizing ... , CNC lathe, turning lathe etc) Various materials(stainless steel, aluminum, brass, steel alloy, plastic etc) Finish: Zinc plated, Chromated plated, Powder ... free to contact us. Thank you!show sample: cnc machining brass nut