I just loaded a few and got a velocity reading. I'm sure they'll be plenty accurate, I've shot the 220 Hammer and it shot half minute angle in my rifle
I'd bet the farm on it.
35 Whelen, Norma cases, Federal 215 primer, 67 grains of Power Pro Varmint, Hammer HHT 215 grain tipped, shot from 1885 Highwall, 28" barrel
3037.5 FPS
10mm Sig P220 Legion 5" barrel, 180 grain XTP on left, 180 Nosler on right. Shot into 20% Clear Ballistics Gel. Both loaded with 9 grains of Longshot. The XTP averaged 1295.1 FPS for 5 shots. I have not chronographed the Nosler as of yet.
I a 416 Remington and 458 Winchester in MarkX Mauser actions, the 458 Winchester feed the copper 380 grain bullets without fail and it has a larger meplat than the CEB
John Barnesness has stated that with ball powders like CFE223, Power Pro Varmint just to name a couple, that a magnum primer produces more consistent results.
I loaded some 130 grain TTSX for my 30/06 in Winchester cases, Federal 215 primers and 58 grains of CFE223. I shoot them in a day or so, anyone tried this combo?
Loaded some 458 Win mag in Norma cases. Federal 215 primer 80 grains of AA2230 with the LeHigh 380 grain flat point
Played with different overall length
Federal 215 primer Remington or Winchester cases as the ones I have hold the same amount of powder and 65 grains of Power Pro Varmint.
64 grains does 2911 FPS
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