The file 'Matryoshka (updated) 3D Printer Model' is (stl) file type, size is 330.4KB.
This thing was made with Tinkercad. Edit it online https://tinkercad.com/things/cFQIZ3GNGFe
Sorry to anyone who downloaded the earlier file - It needed work and I accidently deleted it :(
matryoshka1.stl | 904.0KB |