In the world of Vibratory Finishing there are two choices, wet or dry processing. 99% of Vibratory Finishing is run in a wet application but both applications have their pros and cons.
Thom Bell - Vice President - Precision Finishing Inc.
Do the pros use stainless steel pin/wet tumble or Dry Tumble?
What are you using in your tumbler for high polish brass?
DRY vs WET TUMBLING
Stick with dry media or wet tumbler
Wet vs. Dry Tumbling
TFB Armorer's Bench: Cleaning a Suppressor with a Wet TumblerThe Firearm Blog
Stick with dry media or wet tumbler
Wet vs Dry Tumbling