| 500Nitro |
| (.450 member) |
| 01/04/10 09:52 AM |
Re: Old and new powders, pressures and Wright´s book
|
IMHO, if it's proofed for BP, then use BP or NFB in it.
If it's proofed for Nitro, then use Nitro loads less in it.
They have proof for a reason IMHO.