H110 OKAY
300g-n-up: AA9, N110, W296, Lil Gun, and often the best, 2400.
W296 normally very 'stable'.
Heavy crimp from Redding Profile Crimp die.
Magnum primers (test - and consider operating environment).
Work UP.
Plenty of published data.
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"all my ammo is mostly retired factory ammo"
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