K, here's the deal, I've been working on dialing in a load for my 338 LM. As per joediesel's advice, I ended up with 92 gr of H1000 to go with my 300gr Bergers. I'm using Redding Type S Match Bushing Neck Sizing dies.
Anyways, I didn't have an issue with "Sticky bolt lift" before (new brass)...