Via can easily be ground down if required to the desired length and center punched on the shaft side of the circuit board to spread that side of the shaft. After this it can be soldered into place whatever you might to do. Alternately, you may choose to even off and you will be left with an extremely discrete shaft only.
Simply drill a hole slightly larger than the outside diameter of your of choice and insert the
Can be used on leather; ; and more
M0.9 M1.3 M1.5 M1.7 metal hollow rivet
_If you to these down you can either use sandpaper a rotary tool_