Swaziland Imports of hand-operated spanners and wrenches; interchangeable spanner sockets from Namibia was US$19 during 2018, according to the United Nations COMTRADE database on international trade. Swaziland Imports of hand-operated spanners and wrenches; interchangeable spanner sockets from Namibia - data, historical chart and statistics - was last updated on May of 2024.