Bars and rods, hot-rolled, in irregularly wound coils, of iron or non-alloy steel, of circular cross-section measuring < 14 mm in diameter (excl. bars and rods of free-cutting steel, and bars and rods with indentations, ribs, grooves or other deformationss produced during the rolling process) Excl. Excl. Excl. Excl. Excl. Excl.