Tanzania Exports of nails, tacks, staples, screws, bolts, nuts, of copper to Swaziland was US$2.21 Thousand during 2015, according to the United Nations COMTRADE database on international trade. Tanzania Exports of nails, tacks, staples, screws, bolts, nuts, of copper to Swaziland - data, historical chart and statistics - was last updated on May of 2024.