imr 4451

Hello Everyone, I'm working with my son-in-law to work up a load for a 338 Win Mag, with Hornady 200gr SST bullets. Naturally, finding the power you'd like can be challenging - but I do have an unopened 8lb container of IMR 4451, Challenge is - Neither Hogdon nor Hornady offer information on...

Yesterday I loaded up my first 20 of these 150g SMK for my 6.5CM. I know alot of people have had trouble getting 1/8 twist to stabilize these. The ogive is very long making the jump to the lands very long despite my seating them to 2.891". My rifle has proven to shoot most things very well...