I was wondering why the .260 - .264 caliber is referred to as 6.5mm when it is not, actually .257 is 6.5mm 260 -264 is 6.7mm,
and while we are on the subject a 270 Win which is .277 is 7mm, and .284 7.2mm
so whats up with that, how did it get so screwed up.

Dean