IMR4064 is my go-to load for 55gr bullets in my AR. I've found it to be the most accurate of Varget, RL-15, CFE223, IMR4895, H4895 and IMR8208 XBR. All my AR's have 1 in 7" twist, I use the load for hunting; 55 gr Sierra Blitzking.
I've been shooting a 25-06 for years. It's good for coyotes to about 400 yards using the 85-87 grain bullets. I recently had a 260 built. I shoot the 142SMKs thru it. Due to the high BC of the 6.5mm bullets, I'd take the 260 out any day over the 25-06. The 6.5mm bullets buck the wind better and...
I'm building a 22-250 now. You need to make a choice: Do you want to build a varmint rifle or a long range rifle. Both are very different.
Varmint - build using a 1 in 14" twist barrel, 26" long. That's probably the most efficient.
Long range - build using a 1 in 7" twist, 22-250AI will a...
Good call. The Creedmore has less velocity than the 260 but Hornady lists it "after" the 260 to give the impression that its better. I'll check it out. Thanks!
I load for a DPMS AP4 in .308. I haven't used a crimp yet but have purchased the Taper Crimp die set. I've found on my 5.56 that the crimp is making a difference. I think the bullet is moving when the cartridge is slammed into battery. I'm also using it on match bullets w/o a canelure.
I have...