7213: Bars & rods, hr, in irreg wound coils, of iron or non-alloy steel

721310: Bars & rods, i/nas, hr, in irreg wound coils, cntg indent, ribs, etc 721320: Bars & rods, i/nas, hr, in irreg wound coils, of free cutting steel 721391: Bars and Rods, Hot-Rolled, of Circular Cross-Section Measuring <14 Mm In Diam, n.e.s. 721399: Other bars & rods, Hot-Rolled, In Irregularly Wound Coils, n.e.s 7213: Bars & rods, hr, in irreg wound coils, of iron or non-alloy steel