RE: STW
The case lenght that is listed in the Nosler # 4 Reloading manual is 2.850.
The best primer I have found is the Federal 215.
I use 79-grain of IMR-7828 topped with a 140-grain Nosler Partition.
I also use 77-grains of H-1000 topped with a 160-grain Nosler Partition.