Advanced Professional Rock Tumbler Kit – with Digital 9-Day Polishing Timer 3

Have you ever picked up a rock on the beach or a riverbed that was perfectly rounded and smooth to the touch That’s a rock that has been tumbled by mother nature water and sand over the course of hundreds and even thousands of years. Rock tumbling is the hobby of collecting a wide range of rocks and turning them into beautiful gemstones you can use to make jewelry crafts decorations or just to collect for fun.