... ok. 4.Certification:IS09001 5.good dimension control stamping wine rack 1.Many years exerience in metal stamping parts2.Facility ... machine,punching machines,bending machines,welding machinies, lathes, plate shearing machine and so on .3.Meterial:carbon steel ... steel),stainless steel,copper,brass,aluminum,etc4.Finish:zinc/chrome/nickel plating,electrophoresis paint,powder coating ,anodize,etc5.Usage ...