combination lock

Use ABS plastic. I made mine with dia 0.4 and layer 0.2.
It’s best to run the file all in one.But there are round platforms on the arch, bite them off carefully.
Use support.
Аfter printing, I had to process the handle of the lock with sandpaper to make it enter easier.
Everything is twisted together with the help of two m4 screws.
On the edges of the rotary wheels you can draw any icons, letters or numbers.