This corncob media is pretreated with a polishing agent. Approximately 2hrs of tumbling will put a nice shine on the brass. This item ships UPS ground only to lower 48 states..
For warranty concerns and technical help please contact Lyman at.
Lyman Products Corp
475 Smith Street
Middletown, CT 06457
Phone-800-225-9626
Phone-800-423-9704
Phone-860-632-2020
Fax-860-632-1699
