RCBS Formula 1 Case Cleaning Media is treated with two special oxides and is made from 12/12 sieve walnut shell to quickly clean dirty cases. Media works equally well in the RCBS Sidewinder case tumbler and any vibratory case tumbler.
Material: Walnut Shell Sieve Size: 12/12 Treated: Yes Packaging: Plastic bag in a cardboard box Weight: Approximately 5 lbs
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