GANGOU Rock Tumbler Grit Kit - Silicon Carbide Grit, Coarse, White, Compatible with Stone, Step 1 for Tumbling Stones (3.6 LB)

Rock Tumbler Grit - Tumbler Media Grit,Rock Polishing Grit Media, Rock Polisher, Stone Polisher, Silicon Carbide Grit, Step 1/2/3/4 for Tumbling Stones (Grit Kit (3.6 LB))

National Geographic Rock Tumbler Kit – Hobby Edition Includes Rough Gemstones, and 4 Polishing Grits, Great STEM Science Kit for Geology Enthusiasts, Rock Polisher for Kids and Adults

UU UNIHOM 3 lbs Bulk Rough Madagascar Stones Mix - Large 1" Natural Raw Stones Crystal for Tumbling, Cabbing, Fountain Rocks, Decoration,Polishing, Wire Wrapping, Wicca & Reiki Crystal Healing