Parametric Nyloc Bed Leveling Knob

I decided to print some bed leveling knobs with Nyloc nuts for my new Ender 3 as the stock knobs have a tendency to come loose on their own. My normal go to for knobs that I used on my CR-10 were just a little too wide, and the options for the S4 and S5 were too small.

So... I decided to whip up one on my own, and while doing asked myself "Why not make it parametric and upload it for anyone else?". This is the result.

The example model uploaded is 56mm across, and takes an m4 Nyloc nut. As