my rifles are a steyr ssg-04-a1 in 300wm and I have berger vld hunting 180 with rl 19 and 22. 215 pr and need somewhere to start, berger book is on backorder ,wanna start now . I also have a steyr classic wood 7mm with 168 bergers vld hunting with the same powder and primers, any powder amounts I can start with ? the 7mm is my hunting rifle and my 300wm is my target rifle, my range goes out to 1200yards and I would like to use all of it . thanks jim