Build your own 3D printer filament extruder

Build your own 3D printer filament extruder

3D printing is fun, creative, revolutionary; you name it. But to be honest, there is a huge downside to all our desktop FDM printers at home: it’s an expensive hobby. While 3D printers are steadily becoming cheaper, anyone who prints regularly will have noticed that those rolls of filament add up quickly. Even the cheapest spools tend to be around or above $30, and we seem to go through […]

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