Collet #2 for Case Trimmer , fits Original, and Power Trimmers.
Step dimensions = .350", .418" & .506"
Fits:
22 Hornet, 22 K-Hornet, 218 Bee, 219 Zipper, 22 Savage High Power, 25-20, 25-35, 25 Remington, 30-30 Winchester, 30 Remington, 303 Savage, 7.5x55mm Swiss, 32-20, 32 Winchester Special, 32 Remington, 32-40 WCF, 38 Super Automatic, 9mm Luger, 375 Winchester, 41 Magnum, 45 Long Colt.
For unlisted calibers use the cartridge head diameter to select the appropriate collet.