http://hackaday.com/2013/05/14/master-lock-auto-cracker-built-as-coursework-at-university/
Pretty neat 
-D
Also - I would love to make one of these! I have so many of those stupid combo locks that I’ve forgotten the combination for! Anyone else interested in making one?
Tiff
I’d love to make one too, but you have a tendency to get more done than I do. I’m still a little over-project’d currently. I’ll lend what expertise I can.
-D