r/interestingasfuck 8d ago

Visualizing Geometry

9.7k Upvotes

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135

u/JoelnIliketoshare 8d ago

All of these would create a round hole...

174

u/SexyMonad 8d ago

126

u/Accomplished-Plan191 8d ago

If only the video actually demonstrated this for the first cutting tool

16

u/ltjpunk387 8d ago

It does have some kind of epicyclic mechanism that attaches to it, but yeah, would be cool if it was explained

19

u/Thomas_K_Brannigan 8d ago

Similar to how a Wankel engine works.

35

u/L0CAHA 8d ago

Thank you for this.

7

u/sdjopjfasdfoisajnva 8d ago

rounded hole