Quick Hone Spare Blade Storage

I use the 6" Quick-Hone tool to sharpen my blades for my Jet jointer and I did not have anywhere to store my extra set of blades. I also wanted to store the hex key as well as protect the tool in case it dropped. I printed a couple ends for the tool that hold 3 blades and the hex key captive within the tool so the next time I need to switch out blades, they will be right inside the sharpening jig.

I didn't want to complicate it too much so a simple rubber band around the caps ensures they won