It has the ability to trim cases from 17 to 148 caliber and uses standards shellholders (sold separately) . #22 for .22 Hornet, .22/250, .220 Swift, .222 Remington, .222 Remington Magnum, .223 Remington, 5.6x50R Magnum. #28 for 7mm/08 Remington, 7-30 Waters, 7mm Remington Magnum, 7mm Weatherby Magnum, &mm STW, 7x57 Mauser, 7x64 Brenneke, 9x65R Brenneke, .280 Remington (7mm Express), 7mm TCU. #30 for .30 Luger, .30 Mauser, 30M1 Carbine, .30-30, .300 Savage, .307 Winchester, .308 Winchester, .30-06, .300 Winchester Magnum, .300 Remington Ultra Magnum, .300 Weatherby Magnum, 7.62x39. #35 for .38 S&W, .38 Special, .357 Magnum, .357 Remington Maximum, .35 Remington, .356 Wincheste.