I found brass tube that fits component leads that
could be used as vias.
https://www.ebay.com/itm/121507489010
Alliance Model Works 1:24/35/48/72 1:350/700 Precision Brass Tubing 1.2mm #TW006
https://www.ebay.com/itm/121507489010
Alliance Model Works 1:24/35/48/72 1:350/700 Precision Brass Tubing 1.2mm #TW006