On older Master Locks, ones where the arrow at the top is raised, simply pull on the shackle and turn the dial until it catches, that's the third number in the combination.
On new locks with the recessed arrow, there are twelve places the dial will catch if you turn it while pulling on the shackle. Seven of these will catch between two numbers - ignore these. Find the five that catch on a number. Four of these will end in the same digit, like 1, 11, 21, and 31. The fifth ends with a different digit, and is the third number in the combination.
You will find out method to unlock pad locks with the help of this document. The detailed formulas and tables will help you to unlock padlocks easily.
Following topics are covered in this document:
- Finding The Last Number
- Finding The First And Second Number With The Help Of Tables
- Derived Formula