Smithsonian Rock Tumbler

• Tumble Rough Rocks into Polished Stones
• Make Bracelets, Charms and Keychains
• Same Process Used by the Oceans for Millions of Years
• Includes 35" x 23" (89 cm x 57 cm) Color Poster

AGE GRADE: 10+

Includes:
1 ETL-Listed Rock Tumbler, 1 Barrel, 1 Lid, 2 Motor Friction Rings, 2 Axle-Wear Plates, 1 Rubber O Ring Gasket, 1 Bag Rough Semi-Precious Stones, 1 Bag Coarse Grit, 1 Bag Medium Grit, 1 Bag Polish, 1 Pot of G...