I haven't stuck any Deep Curls in an animal (yet) but using a middle-of-the-road load supplied by Speer, my Zastava M98 with 1:220mm (1:866") twist will put the 175-grain bullets well within an inch at 100 yards.

"An archer sees how far he can be from a target and still hit it, a bowhunter sees how close he can get before he shoots." It is certainly easy to use that same line of thinking with firearms. -- Unknown