How to crack many Master Lock combinations in eight tries or less

The Trick to Cracking a Master Combo Lock in 8 Tries or Fewer

How to Open Combination Locks Without a Code

@teachyouspot on Instagram: "This is how you can open a number lock using just a piece of paper - by feeling how the internal wheels react to light pressure. When you slide the paper in and turn each dial slowly, it catches at the correct spot, helping you figure out the combination step by step. How well it works depends on how smooth the lock is and how clearly you can feel each tiny click. Steady hands + slow movement = easier unlocking. Safety note: Use this only on your own lock. Doing this