... 5.elegant design we specialize in manufacuring all kind of new product for 2012, new design 2011,patio set,which can be used ... on the surface,not rust----The thickness of tube is 1.2mm,1.3mmThe specification of circle: ¢19mm, ¢22mm, ¢25mm, ¢28mm, ¢32mmThe ... specification of square: 25*25mm,20*20mm,etc.2 ...