Learn how to make your own fidget spinner with VECTARY - the free, online 3D modeling tool. Use our template to start: https://www.vectary.com/l/Fidget-spinner-template
You can 3D print your model even if you don't own a 3D printer. Just use our Shapeways plugin.
Bearings used: Standard 608 bearing
Two basic functions has been used: Bridge to connect polygons and Bevel for inner circles to keep them sharp after smoothing.
Customize the fidget spinner template in VECTARY
The 3D model template: https://www.vectary.com/l/Fidget-spinner-template
Just follow instructions in the video: https://youtu.be/wWWl9x4mwjo
Instead of ordering the 3D print via Shapeways you can export the .stl file. Learn more: https://www.vectary.com/learn3d/save-import-export/exporting-files