We usually tend to use padlocks for safeguarding our belongings because we believe that their sturdy metallic builds will stop any thief from attempting to break in. However, as it turns out, they can be broken pretty easily with the right technique and simple tools. This guys does exactly the same and breaks all sorts of padlocks using only a pair of spanners. Watch the video:
Really interesting, but with all my respect this type of locks is very weak and anything can break it
Seriously tons of very good material!