Case Cleaning Media is used to remove dirt, grit and powder residue from brass cases before reloading them. Media can be used repeatedly, but should be replaced periodically for optimum performance...
MEC Brass Prep Tumbling Media 1 Multi-Caliber 1311103MEC Brass Prep Tumbling Media 1 Multi-Caliber - MEC's Brass Prep Corn Media is a 14/20 grit for cleaning brass with your vibratory tumbler...