How It's Made S28E7 — Metal Nail Files, Birch Bark Canoes, Cruiser Boat Hardtops, High-Voltage Circuit Breakers

How It's Made•Season 28•Episode 7

Metal Nail Files, Birch Bark Canoes, Cruiser Boat Hardtops, High-Voltage Circuit Breakers

Oct 13, 201621 min

Steel blanks are cut, textured, hardened and finished to produce durable metal nail files. Sheets of birch bark are fitted around a wooden framework and reinforced with ribs to create traditional canoes; composite materials are moulded and finished into hardtops for cruiser boats; and insulated

Previous episodeE6 · Potash, Leather Bracelets, Wild Rice, Hex Key L Wrenches Next episodeE8 · Macarons, Pine Needle Baskets, Micrometers

Seasons32

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Season 28 Episodes13

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Cast1

Lynne Adams

Lynne Adams

Narrator (voice)

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Episode Summary

"Metal Nail Files, Birch Bark Canoes, Cruiser Boat Hardtops, High-Voltage Circuit Breakers" is episode 7 of How It's Made season 28. It aired on October 13, 2016.

Next: E8 · Macarons, Pine Needle Baskets, Micrometers Best of Season 28