Sri Lanka Exports of screws, bolts, nuts, coach screws, screw hocks, rivets, of iron or steel to Iran was US$67 during 2015, according to the United Nations COMTRADE database on international trade. Sri Lanka 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 May of 2024.