Drilling Granite with a Large Copper Pipe | Ancient Technologies Today

The experimenter Nikolai Vasyutin have decided to drill a really large hole with a diameter of 20 cm (~8 in). Reconstruction of ancient technology

Materials: copper (copper sheet, nails, saw), wood, granite, ropes, water, abrasive corundum
Thickness of granite tiles: 25-27 mm
Copper consumption: 50 g. Granite wear: 90 g.

The participants:
Nikolay Vasyutin
Alexander Sokolov
Oleg Kruglyakov
Vladimir Morozov

Bonus: drilling with a tube cast from copper using ancient technology. Thanks to Igor Gorashchuk for the casting.

English translation: Julie Deshtor aka Genviel (Genviel History Podcast https://www.youtube.com/playlist?list=PLdgYmyMcjSeaqbyrlbThg-vZBp4g1xK4Q)
English voiceover: Dmitry Oliferovich
Shooting and editing: Vladimir Morozov
Animation: Clarus Victoria https://store.steampowered.com/app/646500/Egypt_Old_Kingdom/
Music: Valery Senmuth
With the support of: "What could the ancients" http://rekhmire.ru/

"Principles of tubular free abrasive drilling" (Oleg Krugliakov): https://antropogenez.ru/drilling/
⚠ Eager for more experiments? Become a Patron: https://www.patreon.com/join/antropogenez_world

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The premiere of the video was held at the Forum "Scientists Against Myths-7" on June 16, 2018 in Moscow.
Forum Organizer: ANTROPOGENEZ.RU
https://www.facebook.com/antropogenez

Contact: g_souris@mail.ru
Skype: ya-kudzo

Видео Drilling Granite with a Large Copper Pipe | Ancient Technologies Today канала Scientists Against Myths