A Master Lock combination chart is defined by the company as a request for seven or more lost lock combinations at the same time, as of 2015. Combination charts may be requested in hard copy, on a CD or via email. Email ... More »

If you forget the combination to a Master Lock that has an imprinted serial number on it, you may be able to recover the combination from the company. Master Lock does not provide combinations for locks without serial nu... More »

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If you forget the combination for a Master Lock, you can retrieve your combination from the company if your lock has a serial number and is not attached to anything. As of 2015, Master Lock has discontinued imprinting se... More »

If you forget the combination for a Master Lock, you can retrieve your combination from the company if your lock has a serial number and is not attached to anything. As of 2015, Master Lock has discontinued imprinting se... More »

If each digit in a 3-digit lock contains the numbers 0-9, then each digit has 10 options, and 1,000 different combinations are possible. However, the exact number of combinations depends on how many options each digit ha... More »

To reset a combination lock, open the lock, turn the padlock, hold down the top half and enter the new combination. Keep in mind that all combination locks are different, and not all locks can be reset, so check the manu... More »

Open a locked safe using the unit's keys, a digital keypad or a lock combination. The exact method of opening a locked safe depends on the type of safe to be opened. More »