Their all good measures.
I have several Redding back in the 1960s were my first,
and do own two of the Culver's as well.
Always do five or sex dumps after setting the powder drop to allow the powder to settle down.
Once your load is dialed in then put 10 times the load into a pan and weigh it. any amount of inconsistency will become apparent. Its like looking at your load with a 10 power microscope. that will get you the consistent load using a powder dump measure.
Failure is part of success!
This year will go down in history. For the first time, a civilized nation has full gun registration. Our streets will be safer, our police more efficient, and the world will follow our lead into the future!" -Adolf Hitler,1935"