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Yes that fire forming load can go hotter to sharpen up those shoulders, and lube the outside of the neck and shoulder with Redding sizing wax, this helps the shoulder form even easier without chamber...

As normally you are aiming at a smaller dot % wise


The equal of a 2.5 inch dot at 1000yrds is a 1/4 inch dot at 100yrds


Start using a 1/4 inch dot for a 100yrd aimpoint and see what happens...