Please foregive me if I missed a previous thread on this subject but I just encountered several cases in which the Boxer Primed flash holes in 5.56 cases are undersized. I replaced the de-priming pin and the new one is straight. The cases are boxer primed and not Berdan primed. The case head...
While Hodgdon manufactures their Extreme powders to avoid pressure spikes due to high temperatures are there any other manufacturers powders that do not show excessive pressure signs when the temperatures get high. I am thinking in particular of powders for .220 Swifts and .223?
Are there...
Has anyone experienced this? While developing loads for my Bushmaster (.223) I was shooting 5 shot groups. To speed things along I loaded 10 rounds (of the same load) and fired five at each of two targets. I did this repeatedly. I realized that the first five rounds consistently gave smaller...
New to THR. Hope to find some information for a fast twist (1:8) 220 Swift using 60 to 75 grain VMAX or similar bullet. Any help would sure be appreciated.
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