You make the whole. Successful in the guts or brain by ANY caliber bullet will cease a foul guy speedy. Successful inside a non-critical location by any caliber bullet may well not halt the poor dude. Shot placement is much more important than caliber dimensions. Here's a url to Brassfetcher's https://agency-social.com/story12873663/helping-the-others-realize-the-advantages-of-kel-tec-p17