03-08-2014, 05:10 PM
Fireform them with the bullet free technique first. Saves on bullets and barrel wear.
Also make sure you check case capacity and compare to AA and Lapua. X39 brass has been known to have substantially less capacity.
My Grendel brass has a case capacity of 36.5-37gr of H20. My x39 IMI brass has less than 33.5gr of H20.
Also make sure you check case capacity and compare to AA and Lapua. X39 brass has been known to have substantially less capacity.
My Grendel brass has a case capacity of 36.5-37gr of H20. My x39 IMI brass has less than 33.5gr of H20.