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Brass Cleaning Media and Tumblers

Walnut Shell Media

Walnut Shell Media

$14.99 For
4 Pounds
Get a 4 pound package of crushed black walnut shell media that is perfect for cleaning heavily tarnished brass casings. This brass cleaning media is un-treated to allow each customer to add the polish of their choice.

Crushed walnut shell reloading media works great in both rotary and vibratory brass tumblers. Check out the image and video here to see just how well walnut shell media works in a High Speed Thumler's Model-B rotary tumbler.

Corn Cob Media

Corn Cob Media

$14.99 For
3 Pounds
This 3-pound package of 8/14 mesh untreated corn cob media is the exact amount of media needed for a 10-inch vibratory tumbler bowl. It is great for cleaning brass cartridges. This reloading media is meant for lightly tarnished brass, once or twice-fired. For heavily tarnished brass you will want to use walnut shell media. We have found that corn cob media works best in a vibratory tumbler but will do a good job in a rotary tumbler. Learn more about corn cob media.

What is Walnut Shell Media?
What is Walnut Shell Media?
Walnut Shell Media: Crushed walnut shell is used as a brass cartridge cleaner and polishing media by many re-loaders. Walnut shell media is great for cleaning really dirty or heavily tarnished brass from either spending a lot of time on the ground or being fired multiple times without proper cleaning. Learn More


What is Corn Cob Media?
What is Corn Cob Media?
Corn cob media: Corn cob is one of the more popular medias used by reloaders to polish their brass before reloading. It is tough enough to clean brass that has minor tarnishing yet soft enough not to damage the casings. If the brass being cleaned is heavily tarnished or has not been cleaned in years it would be best to use crushed walnut shell media as it is a harder, more aggressive media that will remove the heavier tarnish better than corn cob media. Learn More


Which Media Should I Use?
Which Media Should I Use?
Which Media Should I Use? Two important things to consider when choosing a media are; the kind of tumbler you are using and how dirty the brass is.


How Long Does the Media Last?
How Long Does the Media Last?
How Long Does Brass Media Last? The useful life span of corn cob or walnut shell brass cleaning media varies depending on how often it is used and how dirty the brass is.


Vibratory Tumblers For Brass
Thumler's vibratory tumblers
Thumler's Vibratory Tumblers These are industrial versions of Thumler's UV tumblers designed for tumbling rocks but will also work great for polishing brass casings.


Rotary Tumblers For Brass
Thumler's Model B tumbler
Thumler's Model B - High Speed: This is the high speed version of the Model B designed for posishing brass. You can use the dry media that we sell or use stainless steel pin media in this tumbler.