Intricate eggshell carving - GIF

Intricate eggshell carving.

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Previously:

https://www.homemadetools.net/forum/...925#post129459

anyone know the cutter/ grinder tip sizes used?
I am going to have a go at emu eggs, but most of my dremel bits are way too aggressive, so I am hoping someone knows what the egg carving people use.

so what do the birds look like after the grinding:smash: