The Lyman Untreated Corncob Media is premium finishing media designed specifically for cartridge case cleaning and polishing in 6-pound quantities. This high-quality corncob media provides excellent results for serious reloaders using Lyman tumblers.Lyman 6 Lbs Untreated Corncob MediaDesigned for cartridge case finishing and cleaningCompatible with Lyman tumblers and Super Moly SystemLarge 6-pound canister with easy-pour designUntreated formula for versatile reloading applicationsLasts for thousands of cartridge casesEssential for reloaders who demand consistent performance and efficiency from their tumbling media. The generous 6-pound size ensures long-lasting use for extensive reloading operations.