Precision machined from solid steel then heat treated to perform flawlessly for the life of the press. They fit all other Hornady accessories including the Hornady Cam-Lock Case Trimmer and Hand-Held Priming Tool. These shellholders will also fit the presses of most other brands in the industry.

Fits:
308 Marlin Express
309 JDJ
375 JDJ
444 Marlin