Modern Marvels

The Tool Bench: Hand Tools (6x40)

Yayınlanma tarihi: Eki 12, 1999

Well over 2-million years before modern man evolved, his primitive ancestors were making tools. The ability to extend the hand and strengthen the arm is considered one of the keys to human evolution. Join us as we nail down the history of hand tools, and look at a new generation of computer-designed, high-tech hand tools.