Section 15 Base metals and articles of base metal 72 Iron and steel 72 13 Iron/steel bars androds, hot-rolled, in irregularly wound coils 72 13 99 Of a kind used for concrete reinforcement (rebars) 72 13 99 20 Of a kind used for concrete reinforcement (rebars) Commodity Code Description 72 13 99 20 00 Of a kind used for concrete reinforcement (rebars)