criptex piggy bank with western alphabet size xxl

I have increased the size of some parts of the original by 187%, to match the size of M6 screws and nuts.

Customize if you want, letter by letter the base.
If you have used Tinkercad, you will know how to do it.

https://www.thingiverse.com/thing:3418108

Now you can save a lot of money, if you can.