Section 15 Base metals and articles of base metal 72 Iron and steel 72 14 Other bars and rods of iron or non-alloy steel, not further worked than forged, hot-rolled, hot-drawn or hot-extruded, but including those twisted after rolling. 72 14 30 Other, of free cutting steel 72 14 30 00 Other, of free cutting steel Commodity Code Description 72 14 30 00 000 Other, of free cutting steel