1.All kinds of D rings for clothes and bags 2.Wire dia: 0.08-14mm 3.Material:as ... :Powder coating,neikel plating,chrome plating,zinc plating,etc and We can make according to your design16Equipment:production line of ... ,spectrum analyzer device imported from Germany,vacuum melting furnace,CNC machine center17Production euipment:devise industrial,auto, motorcycle, electronics, machinery, sports ...