Originally Posted by
fotooutdoors
At any rate, I know about the internal lip, but I was hoping for some way to replicate it; maybe some esoteric drill bit with a flange on the end that you shove in after drilling the main hole. I know it is a long shot, but it would be awesome if possible.
IIRC, studs are added to car tires by the tire dealer, not the manufacturer. But the tire is made to accept them. The tire dealer won't add them to a tire after it's been driven on.
Even if you do figure out a way to do this with your tire, it will probably cost more than a new tire is worth.