Hong Kong Exports of screws, bolts, nuts, coach screws, screw hocks, rivets, of iron or steel to Iran was US$625 during 2021, according to the United Nations COMTRADE database on international trade. Hong Kong Exports of screws, bolts, nuts, coach screws, screw hocks, rivets, of iron or steel to Iran - data, historical chart and statistics - was last updated on June of 2024.