The bladesmiths must forge a signature blade from W2 and a giant industrial-sized nut. Then, they face two unforgiving strength tests. Ultimately, only two smiths advance and head back to…

On the 50th anniversary of the first steps on the moon, bladesmiths compete to re-create a space-age M-1 NASA survival knife out of ball bearings; only bladesmiths with NASA-worthy engineered…