Originally Posted by
idahoron
I have talked for several years about the .515 bullets and paper patching. A very thin paper would get you to .52 pretty easy. If you had to have a sizer made in the .519 range then the sky would be the limit.
I have old pattern paper for making dresses that would only give .004 to the bullet to put it at .519 That should be perfect.
Ron, @ .004" wouldn't that put the bullet at .523" (.515" + .004" + .004")?
Still, depending on the actual bore diameter, that might still be good.