So I don't own a gun for either of those two calibers. I do shoot a lot of 200 grain LSWC in my 45 auto. I've been reloading since the late '90s. I have never seen or heard of a lead semi-wad cutter for either of these two rounds. You see them for 38 special, 357 Magnum, 44 magnum, 45 Colt, 45...