That would be the Holy Grail for modellers worldwide : precise modeling, booleans that works, so as chamfers, and to be able to open in a mainstream 3D software for animation, and so on...

As a nice quad-meshed polyset, ready for smoothing...

Nice quad meshes like those :
https://i.ytimg.com/vi/bVzfndz-vPQ/maxresdefault.jpg
https://i.ytimg.com/vi/sh-pwCQMQEs/maxresdefault.jpg
https://i.pinimg.com/originals/89/5a/4c/895a4c75ba28d1015efd3f9a70d3bb66.jpg