Right then is when a light bulb went off: use the cardboard spool! Well, my bu. 1 weather alerts 1 closings/delays. Watch Now. ... DIY snowman hats from ribbons spools ...

Wooden or plastic, stop throwing away your used-up thread spools. Instead of letting them pile up at the dump, repurpose them ...

The first is for a DIY Heated DryBox for 3D printing filament. ... but only if one doesn’t intend to use cardboard-sided spools, otherwise it creates troublesome cardboard fluff.