I've mixed emotions about the Lee die set. The First cost makes them seem less expensive BUT ultimately, immediately after needing to purchase a individual expander die (IMHO, you need an expander die since it helps make inserting the bullet into the situation a no brainer) and crimp die (the https://300blackoutbrass31738.mybuzzblog.com/18471299/getting-my-300-blackout-bullets-for-reloading-to-work