Dremel Router that works with the 3000 and 4000 series. It has a good grip for precision, a flat side to use with straight guides and a radial attachment for circumferences.
You can test your printer capabilities with my QuBenchy - 3D Printing Torture Test Cube:
If you like my work, you can show me some love on paypal :)
Feedback is welcome. Cheers!
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I took the cone from @diizy's design:
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Rendered in Blender, using Blender Boom's Desk Scene and @Az3Dip's Ender 3.
The author marked this model as their own original creation.