@MrFadedGlory @fumduck You are thinking about a Reuleaux tetrahedron https://www.makexyz.com/3d-models-Reuleaux-tetrahedron https://www.thingiverse.com/search?q=Reuleaux-tetrahedron&page=1
@MrFadedGlory @fumduck
You are thinking about a Reuleaux tetrahedron
https://www.makexyz.com/3d-models-Reuleaux-tetrahedron
https://www.thingiverse.com/search?q=Reuleaux-tetrahedron&page=1