... Aluminum alloy, Zinc alloy, copper, brass, titanium etc.Machining method Turning, Milling, Drilling, threading, stampling, punching etc..Surface finishPolishing, and ... products, Electronics products, Surgical instruments,LED flash lights etc…RemarksAll parts are not in stock, customization only!Any RFQ, please ... are looking forward to our Win-Win Cooperations!! auto lathe stamping parts flat washer