Don't know if you found any brass but Midsouth Shooter Supply has Hornady in stock now.....
https://www.midsouthshooterssupply.com/item/0000386105/250-savage-unprimed-rifle-brass-50-count
I've reloaded a bunch of the LC 308 brass. The crimp as mentioned before has to go... I tried to hand "trim" the crimp out. This was slow and inconsistent for me.
I found a swage kit that works really well (fast and easy). It is made by CH4D. I bought the kit but have only used the large...