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Thingiverse user clide made this awesome folding business card that can be loaded with a “magazine” of 10 US pennies and will shoot them out one at a time under rubber-band power.

Sean Michael Ragan

I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and makezine.com. My work has also appeared in ReadyMade, c’t – Magazin für Computertechnik, and The Wall Street Journal.


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