Tool changing 3D printers are hot. The idea is that instead of switching filament, you swap out hot ends or other tools. That isn’t a new idea. However, most tool changers are expensive. [Eng… ...

How We Tested We’ve tried many spring bar tools, but only our favorites our found in this guide. Photo by Chandler Bondurant for Gear Patrol. There are many, many spring bar tools available on the ...

If you’ve used a desktop 3D printer in the past, you’re almost certainly done battle with “strings”. These are the wispy bits of filament that harden in the air, usually as … ...