Cabinet Key

This is a slight remix of a great design.

I didn't mean for this to be a work in progress but I was never really 100% happy with it.
Now I am.
I have a 10mm hex on one of the legs.
I have 2 triangle keys. I ran across a triangle key that was a little smaller than the one I know so I made a smaller triangle and added it. And of course the round key with the 2 tabs on the sides.
I have a 1/4” hex on the bottom and a 1/4” square hole on the top.
This key may not be for everyone, but it wo