What's the nominal bore diameter for .204?

General discussion and information about the 204 Ruger.
tpcollins
Senior Member
Posts: 108
Joined: Mon Mar 21, 2011 6:05 pm
.204 Ruger Guns: Tikka T3 Lite

What's the nominal bore diameter for .204?

Post by tpcollins »

I would assume the groove diameter on my Tikka T3 is pretty much .204" in diameter but I was wondering what the "bore" diameter or depth of grooves is normally used for these calibers? Thanks.