VEVOR Rock Tumbler Machine, 4 lbs Rock Polishing Machine, 9 Speed Settings 9-Day Polishing Timer Stone Tumbler, Direct Drive Motor Rock Polisher, Cold-rolled Steel Body, Rock Polisher for Adults Kids

VEVOR Rock Tumbler Machine, 4 lbs Rock Polishing Machine, 9 Speed Settings 9-Day Polishing Timer Stone Tumbler, Direct Drive Motor Rock Polisher, Cold-rolled Steel Body, Rock Polisher for Adults Kids

Blue Marble National Geographic Rock Tumbler Grit and Polish Refill Kit - Tumbling Grit Media, Polish Up to 20 lbs. of Rocks, Works with Any Rock Polisher, Rock Tumbler Supplies

National Geographic Rock Tumbler Refill Kit – 3 lbs. of Rough Gemstones and Rocks for Tumbling Including Amethyst and Quartz – Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories