[/align]I swear by them.Of the last 5 deer I've shot, 1 ran about 30 yds 4 have dropped in their tracks.I shoot a T/C hawkins 50 cal flint lock100gns of fff and a 245 grn hollow point. None of my shots are over 100yds most being in the 30 to 60 yd range. Not an expert believe me just a satisfied customer.