TourAxiom/US Federal/Statutes/Hts/§ 7229.20.00HTS 7229.20.00∀4 rulesOfficial sourcegraph ↗build calculator ↗citeOf silico-manganese steel Rates of duty (1-General): Free Rates of duty (2): 33%← HTS 7229HTS 7229.20.00.10 →