Here I show how to bypass & open the new & improved MasterLock "175D" if you've forgotten your combination. It's much more secure than the old "175". I also show a method to decode it to find the actual combination.

This method is based on Potti314's video for the MasterLock 178:    • (picking 481) Master 178 Combination ...  

Note that to decode the lock, it's basically doing the same as this:    • (1517) WordLock Store-More Combo Cont...  
... except it's more difficult and you have to manually pull in & out (and it's a pain because of the tight fit).