I've used a Combination Lock for years but I've never really understood how it works until I made this video. The combination lock that I used in this video was from Master Lock but there are other ...

Two years ago we highlighted how to crack a Master combination padlock for those of you who may have lost the combination to your bulletproof lock; now designer Mark Campos has turned the ...

Here’s any easy method for backing out the combination of a Master Lock. In a perfect world there would be 64,000 possible lock combinations (40 3). The construction of the lock prevents this from ...