no Geology Rock Tumbler Geology Toys sku-18154454130

The no Geology rock tumbler is a Geology Toys kit for polishing rough rocks into gemstones. Its button lets you set a grinding time of 1-7 days, stop and resume the tumbler, and automatically stops it when the set time ends. The kit includes a tumbler, 2 belts, a bag of rough stones, 4 pcs polishing grits, jewelry fastenings, a tube of glue, and an instruction manual with a study guide.

Children and adults can use the polished stones for collections, jewelry, or decorations. The kit is intended for ages 6 and up and can be given as a birthday or Christmas gift. SKU sku-18154454130; UPC 920479125250.