Combination Key Lock Box suggestion

[Daubs]

I purchased this to lock my tractor, ATVs and other keys in my 40x30 shop.

https://www.amazon.com/Kidde-AccessPoint-001795-Combination-TouchPoint/dp/B000GTQU5E/ref=sr_1_3?ie=UTF8&qid=1534261145&sr=8-3&keywords=combination+key+cabinet

It stopped locking so it's going back to Amazon.

Suggestions for a combination locking key cabinet?

 

[Worsedog]

We have a half dozen of those that are all over five years old and even cops haven't managed break them yet.