Die Numbers?

[ricky5042]

Hi all can anyone tell me what the difference in the letters and numbers on dies is all about please
RCBS 308win seat 4, Lee 308 E8, 308 LO, 308 !10, 308 K2, 308 H2
Thanks


Rick

 

[abintx]

Each manufacturer would be able to tell you what their unique numbers represent within their inventory system.