I had one take a .30-06 soft point square to the chest mid-charge, and it kept coming. Second one was a headshot. Came to a stop less than 10 feet from where I was standing. They're built differentI was watching some YouTube videos of guys hunting at very close range from a quad with 12-gauge slugs, and more than one hog took a direct hit and never slowed down. They were big-uns though.