I'm thinking about buying one of these. I hear people say they shoot .358 cast bullets out of these guns and they work just fine but I am skeptical since the bore diameter of the 38 S&W is somewhere around .361, not only that, but how is a .358 bullet going to be held properly in a piece of 38 s&w brass that is larger in diameter? Who out there has bench rested one of these revolvers with .358 cast bullets and measured the group size.