257 Roberts And/Or 300 Rum Loads

[barnesuser28]

Anyone have a decent load for a 257 Roberts +P with 80 grain Barnes ttsx bullets pushed by H4895 or Varget?

Or 300 RUM with 180 grain Barnes ttsx and H1000?

 

[barnesuser28]

btt

 

[trebark]

Here a good source for load data:

Steve's Reloading Data Pages