... bronze;aluminum:2011,2024,6063,6061,7075.2manufacturing methodhigh precision CNC machining, stamping, forging, casting,3diameter0-120 mm,4length0-600 ... product before shipment .Equipped with over 100 sets of CNC and punching machines , 100 sets of instrument lathes and 5 sets of ... diecasting machines, HuaYun has a monthly capacity of 5,000,000 pcs ...