Customizable Cryptex

The cryptex was a graduation gift for the class of 2017. My robotics team wrote thank-you notes on pieces of paper and packed them into the cryptex to be given to the seniors during our end-of-the-year banquet. The rings available to print are intended to spell 1-3-5-1 as the code, but that can be customized with their placement.

Enjoy! :)

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UPDATE (May 2020)
- Added the rest of the numbers as rings (0-9)
- Added rose and plain lid options

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UPDATE (June 2019)
- Converted files to millimeters.
- Added supports version. See Post-Printing for instructions on both versions (glue or supports).
- Fixed a discrepancy in Ring 3 with the depth of the numbers.

In the images above, the purple cryptex is the supports version, and the teal one is glue. You can see the change in the bottom piece, as the supports version has cutouts in the walls that enable them to be bent to allow the rings through.

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ORIGINAL (February 2018)

The model was made in inches, so f