Create 3D flying saucer.

See attached images.

Im after something similar to this.

Happy for you to use 'existing files' or yemplate etc but measurementd need to be the following.

Internal hole in middle 31mm
External size 73-76mm

There is some sample files i have come across such as.

https://cults3d.com/en/3d-model/art/flying-saucer-just-like-the-real-ones

^^ Would need cockpit and dome removed.

Thanks
T