i have always loaded my bullets and they sit for quite a while before i shoot them. my velocity fluctuates more than i would like. after watching youtube, i polished all the expander balls in my sizing dies , used imperial dry neck lube before sizing, then dipped my bullets in the dry lube...
i saw a video on youtube about polishing the expander ball on your seating die. they removed the expander and stem from the die chucked it up in a cordless drill , used 1500 grit sand paper to polish it. it looked cool but i didnt have any 1500 so i used jewlers rouge and a buffing wheel. it...
i put the fat bastard on my 338nm it made a big difference over the previous brake, never shot it without a brake and dont want to. they are loud but it will let you shoot much better and a hell of alot more comfortable