3 D printed shredder

A while back i uploaded a video of my 3Dprintable gearbox and some people told me it looked like a shredder, I thought this was actually a nice idea so i build one. I mainly build this thing just for fun and to show people what the possibilities are with 3Dprinted parts because some people still think 3Dprints are not functional and you can only make vases, figures or boats with a 3Dprinter. 3Dprinted parts of course have their limits like you ll see in the video; ). Almost every part in this build is