Man Builds Gun That Folds And Fires Paper Airplanes

With just the pull of a trigger, the machine gun shoots paper airplanes into the air. A DIY project for paper airplane enthusiasts, the custom 3D-printed parts were made by fabberhouse.de, with various other components bought in stores and via the internet. 

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As seen at the end of the video, the device takes flat pieces of paper and folds them inside the machine via a series of rollers and ridged platforms.