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  1. How much difference does primer brand make?

    Dec 27, 2024 · The primers used are as follows: Federal 205 and 205 M, Remington 7 1/2 Bench Rests, CCI BR 4 and 450 magnum and Winchester WSR. All groups used five shots at 100 yards.

  2. NOTE 1: According to Speer/CCI Technical Services - Both the CCI 550 Small Pistol Magnum and CCI 400 Small Rifle primers are identical in size. Both primers use the same cup metal and share the …

  3. White River Energetics Large Rifle Primer - Long Range Hunting Forum

    May 18, 2018 · Has anyone done any load development with White River Energetics large rifle primers? If so, what were your results?

  4. Benchrest Primers vs Standard - Long Range Hunting Forum

    Nov 27, 2009 · Where would you use large rifle benchrest primers in lieu of standard or magnum? Are they they hotter than standard primers?

  5. most consistent small rifle primer? - Long Range Hunting Forum

    Jun 28, 2025 · Winchester small rifle primers pierce quicker than any primer I have found, and many are under size in dia. On load development, I ALWAYS try different primers on a final load after finding …

  6. 7prc reloading - Long Range Hunting Forum

    Aug 23, 2024 · I switched primers to fed 215M in my next test. ran the test again, 68.8, 69, 69.2 best group was 68.8 but more vertical than 69.2. picked 69.2 and loaded 1/10 to both sides. 69.1 was …

  7. PRIMERS: Magnum or Standard for 6.5 PRC - Long Range Hunting Forum

    Mar 28, 2016 · I use Federal 210M with all bullets in the 6.5 PRC except the Hammer 124gr. For the Hammers I have followed their advice and use magnum primers, specifically the Fed 215M.

  8. 7mm Rem. Mag.....what primer? - Long Range Hunting Forum

    Jan 9, 2011 · I have seen on here that some people don't use magnum primers for the 7mm RM. Is this pretty typical? Would LR primers work better for RL22, H1000, and Retumbo? I have Federal LR …

  9. Large Rifle primer usage instead of 209 shotgun primer

    Nov 14, 2009 · Saw a short report on using a large rifle primer for ignition in a M/L versus the 209 shotgun primer. There were no specifics so just looking at the two different primers,something …

  10. New to reloading which primers to use - Long Range Hunting Forum

    Sep 29, 2024 · With magnum primers, especially when starting to work up a load from scratch I have found that there is no difference, It also simplifies which primer to use without going broke buying a …