Combination locks are a major part of life for people High School, the Armed Services, and enough other places to make this video very useful to a lot of people. It will show you how to open any twisting combination lock (like a Masterlock) with using math or any other sophisticated skills or tools. All you need is a sharp knife and your fingers. Now you won't have to wonder whether Person X has your picture up in their locker or not anymore.
Have an iPhone? Check out all 200+ new features coming in iOS 13.