A master lock 175 is a basic shackled combination lock.
Master lock m175 won t open.
If you don t know the serial number then you can significantly narrow down the number of possible combinations to crack your lock method 1.
Lps or liquid wrench down the shaft and up into the keyhole.
X research source however don t let that discourage you.
The basic bypass technique for the 175 where you stick a shim in next to the third wheel and activate a latch will not work on today s m175 in the video above.
To reset the 175 and 176 you will go through the same process using the k175 reset tool.
Open the lock with the factory set 0 0 0 0 or the previously set combination.
This is a 3 second way to open a master lock combination lock very quickly and easily.
Give it a couple more taps with the hammer.
You can use a special key included with the purchase of the lock to change the combination.
The master lock model 175 combination lock is designed to secure gates fences and other doors and entrances that may require a high security lock.
The master lock 175 is unlocked using a personal combination.
These things are junk.
Please note that master lock does not reimburse for locksmith services and or fees.
To provide enhanced security long term master lock discontinued imprinting a serial number on the lock body of combination locks sold through retail locations.
I don t know where they came up with their numbering system but the master lock 175 m175 have two different types of locking mechanisms inside of them.
Therefore master lock does not have record of the combination that the owner set.
Note that a standard 40 digit master lock has 64 000 possible combinations that may open the lock.
If your lock is attached to something you will need to call a locksmith for removal.
This works with with ml 175 176 178.
Several blows from a ball peen or small sledge hammer will wrench the shackle loose internally and force the lock to open.
The main benefit from purchasing a 176 is that it has a control key override just in case you don t have the combination.
With combination locks keep rolling the numbered tumblers around and around and then set them on the proper combination and try to open.
Insert the key and work it from side to side while compressing the lock.
