Dremel Clone Support

This thing was made with Tinkercad. Edit it online https://www.tinkercad.com/things/6Yec4kE3QgH

I rotated it 90 degrees to print it out with the minimum of support.

I used the 50% infill and walls at 1.6mm thickness to give it strength.
Either print out a nut and bolt to fit (7-7.5mm) or use a metal one to tighten the collar.
With the addition of some desk clamps, it is rock steady.

Note this is for a clone of the Dremel, but a bit of tinkering, and you can modify it to meet your ow