I run a rcbs chargemaster now days. Very nice equipment. Mine does not work well with the auto dispense but it's not to hard to hit a button each time I want it to throw a charge.

Excuse my terminology! I may not use the right terms, but you will get the point.
Flake powders, are not great, the machine throws alot of over charges.
Extruded powders, pretty good, but still throws over charges once in a while.
Ball powders, great, over throws are pretty rare.
But with all reloading, it is a matter of paying attention to the details......
The one thing about the chargemaster I really like is that you can do other things while, it's throwing your next charge....
But with all equipment, there are limitations to it's, efficiency. Depending on the product, it's working with......