Most 3D printers come with a pretty basic filament holder — often little more than a bar to hang the spool on. [Ivan Miranda]’s 3D printers run bigger spools than most, though, so he had to craft an ...

Like most 3D printing enthusiasts, I started out thinking that a filament dryer was a must-have accessory. Humidity can ruin a spool faster than you'd expect, and I've seen firsthand how wet filament ...