... )1) Round pipes - Outside diameter(mm) :6,8,9.5,10,11,12, 12.7,14,14.5, 15.9, 17,18,19,20,22,23 ... ,25.4,28,29, 30,31.8 ,35,36,38 ... ,40,42,45, 47,48,50.8,60,63,76,88.9,102,114,133,141,159,127,2192)Square ... thickness: 0.23 - 3.0mm5) Length: 6m /5.8m(or according to customers' requests) 6) Polishing: 600#,400#, 320#, 240#, 180#.etc ...