KoolStone Large Rock Tumbler Grit Kit
Keep the rock polishing hobby alive with this 10-pound refill grit kit that works with any rock tumbler! This 4-step polishing system includes ceramic and plastic pellet media to transform up to 70 lbs. of rough stones into gorgeous, shiny gems. Perfect for rockhounds and hobbyists who want to expand their collection without buying a whole new tumbler.
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Polly Plastics Rock Tumbler Tumbling Media Grit Kit & Plastic Filler Pellets: Amazon.com: Industrial & Scientific
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