It’s not news that Leonardo DaVinci was somewhat ahead of his time, and over the centuries many of the creations in his sketchbooks have been created and proved quite functional. The guys from the ...
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Leonardo da Vinci’s screw-cutting machine, the handmade lathe that made precision possible
This video tests Leonardo Da Vinci’s screw-cutting machine as a way to make precise threads from scratch. It shows how difficult screws were to produce by hand, why accurate spacing became the central ...
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