Change Filament Spools
Waste during the 3D printing process has long been a problem. An initiative spearheaded by Richard Horne (aka RichRap) kicked off a flurry of activity that culminated in most major filament manufacturers offering coils of filament without the spools. This video by Thomas Sanladerer is a good explainer.
3D printed master spool
The 3D printed master spool can be found on thingiverse, and can be printed in PLA or PETG.
- https://www.thingiverse.com/thing:2869973
- Locally hosted STLs: [Female] [Male]
Install coil onto master spool
See this video for a walkthrough of installation: