I currently do 5.56, .308, 30-06, 300 BLK, and 9mm (with the highest volume being 9mm and 5.56) - my personal use firearms have been consolidated to those calibers. Also have done .40, .45, .357 magnum, 38 special, 7mm rem mag, 300 win mag, and 6.5 creedmoor before.