... allowed 3. custom packaging Part name: Precision brass conductive rings in China Part Name: precision stampingWe can provide fabrication, deep drawing, ... processing, welding and assembly.-Material type: aluminium, steel, stainless steel, iron, brass, phosphor copper -Progress: cutting, stamping, bending, plating, assembing ... )TM: wmchina (chat on line) Precision brass conductive rings in China