Shot many a whitetail with them from .308, .30-06 and 7mm08. Always kill like lightning, have never had one fail and have only recovered one, A 120gr TTSX from the 7mm08. 75yd straight away Texas heart shot on a big whitetail buck. Went in about 2" below "bullseye" and stopped inside the hide on the opposite end, center of the brisket. Mushroomed perfectly and weighed 117.5gr.