Originally Posted by bradam
Thank you for verification: I have stock piled the 5.56 and 7.62. But with the cost of 260 brass, I'll need to figure out the annealing process so I can invest in powder.
You should be able to neck down 7.62 brass to .260 with no problems.
I'd outside turn the case necks after necking it down, but it should work just as well as regular .260.
I've necked down hundreds of 7.62 to ,243. .260 should be even easier. It's just a factory version of the 6.5-08.