... 2, SIZE: 10MM-65MM 3,hexagonal bar We are making hot rolled bright steel all the time ,the detail is as flw : NAME ... : HOT ROLLED hexagonal bar 1,Grade: 20# ,45# , S20C,S45C,SS400,Q235 ... : 10MM-65MM 3, prducts: flat bar ,round bar, hexagonal bar , square bar ,and so on .4, payment : T/T , L/C ...