So far I have tumbled over 5K rounds of everything from 9mm to 45 to 223 and used this to separate the media. You just open the case, and pour the media and brass in, snap the lid to the cage, close the cover and spin. Usually 4-5 turns is all it takes.
Pros: easy to set up, works well,
This review was written in the old system and had content requirements that are different than reviews written today.