Zambia redenominated its currency in 2013, replacing the kwacha at a ratio of 1,000 old to 1 new — this trial piece was struck the year before as part of the technical evaluation preceding that transition. Steel trials of this kind are produced in small numbers to test planchet tolerances, vending machine compatibility, and die wear rates before a composition is formally approved for circulation.
Zambia redenominated its currency in 2013, replacing the kwacha at a ratio of 1,000 old to 1 new — this trial piece was struck the year before as part of the technical evaluation preceding that transition. Steel trials of this kind are produced in small numbers to test planchet tolerances, vending machine compatibility, and die wear rates before a composition is formally approved for circulation.