Quote Originally Posted by crays View Post
Mark your brass with a Sharpie for easy ID/separation.

Sent from my SM-G930V using Tapatalk
This is especially easy if you store them, upside down, in cases as you reload them. Just take a ruler and a sharpie and run a line across the whole row. More tedious to do before loading, and if you do it before cleaning, the tumbler will take off a lot, but not all, of the sharpie.