The Firing Line Forums - View Single Post - Re-Boring .243 to .257Roberts

Jim Watson · November 18, 2012, 06:09 PM

I don't think a .257 Roberts reamer will clean up a .243 chamber. It is much more tapered.

There is a wildcat .25 on the .243/.308 case or you could to to the .260 Rem.

November 18, 2012, 06:09 PM	#2
Jim Watson Senior Member Join Date: October 25, 2001 Location: Alabama Posts: 18,539	I don't think a .257 Roberts reamer will clean up a .243 chamber. It is much more tapered. There is a wildcat .25 on the .243/.308 case or you could to to the .260 Rem.