Hardest primer?

[BCboy]

Who makes the hardest primer (large rifle,small rifle)excluding the cci nato one .

whats your best bet for the m-305? The CCI nato are not available around here

CCI
Win
Fed
so what brand from hardest -------------> softest
thanks guys

 

[bigbull]

CCI, FED and Win.
bigbull

 

[joe-nwt]

Winchester are harder that federal.