If you ever wanted to know about corn cob grit sized for tumbling.

I happened upon this web site and it is really good at explaining grit sizes and the best grit (1014) for use in tumblers that clean brass casings.
http://www.greenproducts.com/corncob_products/

On this link they lay out the different grit sizes in language I could understand.
http://www.greenproducts.com/corncob_products/

And if you want a free sample use this link.
http://www.greenproducts.com/c...o/sample_request.php

Now how about that!

Hack

Thanks Hack!

where can I get it cheap? All I find is walnut at the pet stores.

Mark