Yes with and the 250 gr Sierra MK in Lapua Brass us869 powder
338 Lapua Magnum using Retumbo
300 grain Sierra Matchking, 89.3 grains (Lapua brass)
285 grain Hornady Match, 94.0 grains (Hornady brass, factory duplicate)
My favorite
H1000 at 91.5 with 300gr Berger OTM in Lapua Brass
Start at 100 and work up till you get to 3000 FPS
Lapua brass and fed 215 primers
250gr Sierra MK