In Round 2, four airmen from the U.S. Air Force must forge a bolo knife using the san mai technique to combine high carbon steel with helicopter parts; two smiths return home to forge an Air Force NCO sword.
In Round 2, four airmen from the U.S. Air Force must forge a bolo knife using the san mai technique to combine high carbon steel with helicopter parts; two smiths return home to forge an Air Force NCO sword.
