1 Temporada
8 Episodio
Duelo de titanes - Season 1 Episode 5 Episodio 5 (2014)
A super drill goes up against a super durable alloy that's special-ordered by the military.
- País : United States of America
- Género : Reality
- Estudio : National Geographic
- Director :
- Emitir : Brian Unger, Zane Lamprey
