... 4.OEM machining part welcomed 5.ISO9001 1.CNC machining part2.Precision machining part3.Excellent dimension accuracy ... on. We have already passed ISO9001:2000 Quality Control System Attestation.1.Material:Stainless steel,brass,aluminum,bronze,carbon ... ,sliver,polishing,heattreatment,powder coating,etc3.Machining facilities:CNC lathe,CNC auto lathe,Thread rolling machine,drilling,Centreless grinding ...