We are making cold drawn section steel all the time ,the detail information is as flw : 1, ... : 20# ,45# , 20Cr ,40Cr, 42CrM We are making cold drawn section steel all the time ,the detail information is as flw :1 ... ,201,304,3162, SIZE: by the drawing3, prducts: flat bar ,round bar, hexagonal bar , square bar ,and so on .4, payment : T/T , L ...