More and more shooters are wet-tumbling their brass (in liquid) with reusable polishing media, rather than using dry media in a vibratory tumbler. The wet-cleaning method works best with a rotary tumbler fitted with a water-tight, horizontal drum to hold your brass, cleaning solution, and stainless, pin-type media.
TFB Armorer's Bench: Closer Look – Rotary Tumbler LiteThe Firearm Blog
I'm never cleaning my brass using anything other than a rotary tumbler from here on out 🤩 : r/reloading
Wet-Tumbling Cartridge Brass with Rotary Tumblers « Daily Bulletin
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TFB Armorer's Bench: Closer Look – Frankford Arsenal Media SeparatorThe Firearm Blog
Sold at Auction: Quick N EZ Vibrating Case Tumbler, Case Tumbler
Clean and Polish Reloading Brass
Case Cleaning - Wet Tumbling
Wet Tumbler Brass Cleaning • Enough Gun
Review of Stainless Tumbling Media Brass Cleaning System « Daily Bulletin
Sold at Auction: Midsouth Shooters Vibratory Case Tumbler, Media, Case Tumbler
Get Brass Super-Clean — Wet Tumbling with Stainless Media « Daily Bulletin