Answer (1 of 3): The cheapest solution is get a locksmith to drill out the lock on the safe and open it up for you. Of course, at that point the safe itself will be useless. There are locksmiths who can pick the lock and give you the combination. This is much more labor intensive and would proba Fire Fyter No. FF3005. Technician's Assistant: What have you tried so far? Still have the key, but have NO idea what the code to open is. It's been locked for YEARS now, and as I get older and older, I'm sure my family will want/need to know how to open the safe.