While he’s designed it for 3D printing, you could probably CNC mill it as well — which would kinda make more sense… And now that you have a vinyl cutter, why not cut your own SMD stencils ...

he decided to see how hard it would be to turn his small desktop CNC into his own personal key cutting machine. All it took for [Bolsterman] to turn his mill into a key cutting machine was a 3/8th ...