Originally Posted by grit
Funny stuff. Why would anybody be confused?
Cast the chamber,,,,,and mic it. Mic the brass (w/ a bullet seated). Compair the measurements. No More confusion. I do not see the 6.5x.284 Norma listed in any of the SAAMI specs/info on their web site, which makes me question, is there a SAAMI spec? (if there is, please direct me to it in print) My reamer is marked "6.5x.284 Win." Never had a problem using Norma (or Win., Hornaday) 6.5x.284 brass. I'll be trying some Lapua soon. BTW,,, had zero problems necking down Lapua (or Nosler, or Hornaday, or Winchester) to 6mm for the 6mm x.284.