[Bodet]’s project for this year’s Hackaday Prize gives those tiny scraps of leftover filament a new life by welding filament together. The EasyWelder [Bodet] is designing looks a little bit ...

“Friction welding” is the process of rubbing two ... of [Fran], [Scorch] experimented and discovered that a stick of filament mounted into a Dremel works just as well for joining 3d prints.