I'm testing the 75gr Hornady BTHP with Cannelure using ARComp. We've got a knowngood charge, so I want to test seating depth in this video.
I also make a custom seating stem for my Lee seating die and run into some strange concentricity issues.



Find me other places:
➤  / reloading  
➤https://www.subscribestar.com/reloading
➤https://paypal.me/jrbdonate
➤  / johnnysreloadingbench  
Product links may be affiliate links.