Originally Posted By: jeweler
I am not a reloader but I have a guy that can load anything and we are loading black powder mostly but he said he has never seen any data on roll crimp vs pie crimped . Where can I find this info?


Gough Thomas states it as fact in one of his later books. Says the overshot card gets in the way of the shot and spreads out the pattern.

Best,

Mike


I am glad to be here.