You have to have a combination. If you have a key lock you don't need a combination, all it is is a lock that says master and a key to turn it and then it opens what you have in it.
To obtain the combination for a Master Lock 2911M, you typically need to refer to the original packaging or documentation that came with the lock, as it often includes the combination. If you’ve lost it, you can try contacting Master Lock customer support with proof of purchase for assistance. Additionally, some locks have a serial number that can be used to retrieve the combination through the manufacturer. If all else fails, you may need to consider lock-picking methods or professional locksmith services.
I'm not sure which master lock you are asking about, but see related links below for methods of opening combination locks
use a fire hyderant and bang it in a downward motion hitting the lock. do this a couple of times and it should do the trick.
It depends on the make of the lock. Many time you need to know the combination. Sesame locks require a pin that goes in the shackle hole when the shackle is 180 degrees from open. Master combination locks with a scroll combination require a reset key that can only be used when the current combination is known in order to change. Other padlocks require the lock to be open and the shackle turned 180 degrees and pushed down while setting the combination.
If you set this combination, then nobody else would know it - that's the whole idea .
Master lock
If you do not have the combination, there is no way to open the lock. A master combination would defeat the purpose of having the lock.
With the combination
You have to have a combination. If you have a key lock you don't need a combination, all it is is a lock that says master and a key to turn it and then it opens what you have in it.
There is no "master combination" that can open any lock. There would be no use for the lock if that were the case.
You need to contact the lock company. They will reset it or tell you how it can be done. You may need a new password.
It will come with a slip of paper that has the specific combination to that lock. Each individual lock has it's own combination.
don't now and don't care
A locksmith will be able to provide the combination from the code number stamped on the back of the lock.
To reset the Sure Lock TSA007 combination lock, follow these steps: Set the dials to the current combination. Push and hold the reset button on the bottom of the lock. While holding the reset button, set your new combination. Release the reset button to save the new combination.
To set a TSA 007 lock, first make sure the lock is open. Then, locate the reset button on the bottom of the lock. Press and hold the reset button while you set your desired combination. Release the reset button and your new combination should be set.