Russia Exports of screws, bolts, nuts, coach screws, screw hocks, rivets, of iron or steel to Chad was US$359 during 2020, according to the United Nations COMTRADE database on international trade. Russia Exports of screws, bolts, nuts, coach screws, screw hocks, rivets, of iron or steel to Chad - data, historical chart and statistics - was last updated on June of 2024.