Watering date indicator

Number from 0-5 are indicated on the two wheel. Use the two wheel to indicate a number between 0-31 to indicate the watering date with a 6 based number.

For example:
44 = 4*6+4 = 28

I also made a version of the wheel with roman number.

Onshape wheel link:
https://cad.onshape.com/documents/824e3070061e70af371ea1d9/w/d964e3680d00253e4a877464/e/7f2d9b6bd31305f57a685f0d