... Bar Grade201,202,304,321,316,316L,310S,430ShapeRound ,Hex square,angle,flat,SquareStandardASTM ,EN10272,JIS4303,JIS G-4311,AISI,GBSurfaceBrightness,Polished ... 1.0mm~50mmTurn smooth bar, It is from 20mm~220mmHex square bar, It is form 2.5mm~10mm So glad to ...