Rock Tumbler Refill Kit

The Rock Tumbler Refill Kit provides everything you need to keep polishing stones and exploring the science of geology. Designed for use with most standard rock tumblers, it includes a fresh assortment of rough stones along with the grits needed to smooth and shine them. It’s a great way to extend hands-on learning for students, hobbyists, and rock collectors.

Why you’ll love this:

• Includes rough stones ready for multi-stage tumbling
• Comes with polishing grits to support each step of the rock-tumbling process
• Compatible with most rock tumblers for easy use
• Encourages hands-on geology learning and experimentation
• Great for beginners or anyone looking to continue their tumbling projects

A fun and practical way to keep exploring the natural beauty and science of rocks.