Standard Large Rifle Primers will work in the 7mm-08 with almost any powder you use.

I use WLR and CCI-200 and have used Remington and others. Not much difference. I tend to be on the cheap side and buy what I can get the cheapest.

I prefer classic.
Semper Fi
I used to run with the hare. Now I'm envious of the tortoise and I do my own stunts but rarely intentionally