Gridfinity modules to hold a brass punch set from Amazon.  Swap colors where the text starts for readable labels.  Image in listing is a little scuffed because my printer errored layer after I paused it for the color swap due to a missing gcode command in my slicer.  Didn't want to waste the plastic re-printing it just for an extra millimeter of label.  

https://www.amazon.com/dp/B0D2ZWFW22