powders for 338 win mag and 7mm remington mag

[stew]

Only have IMR 4831 and H4350 out of these 2 powders which is your choice for the 338 win mag using 225 and 210 gr bullets
and in the 7mm Remington mag using 150 and 160 gr bullets.
Thanks

 

[9.3mauser]

Use 4350 in the .338 and 4831 in the 7mm.

 

[Eagleye]

Use the IMR 4831 in both chamberings with those bullet weights.. Dave.