Dan&Darci Advanced Rock Tumbler

This Dan&Darci advanced rock tumbler is a great way to turn rough stones into polished gemstones. It features a digital 9-day timer and three different speed settings so you can get the finish just right. The kit is STEM authenticated, making it a fun educational project for kids or hobbyists. It's still in the original box and looks ready to go. Perfect for anyone interested in geology or jewelry making.