This 3D printed little robot cracks any master combination lock in 30 seconds

Few things are as annoying as trying to open an old suitcase or combination lock and having forgotten the code. Did you do four zeros as usual? Your birthday? 1-2-3-4? Or did you mix it up a bit this time? Before you know it, you’ve tried a dozen different combinations without getting any...
This 3D printed little robot cracks any master combination lock in 30 seconds