Rock Tumbler Refill Kit - Grit
- INCLUDES: 1 Bottle of Grit
- High quality silicon carbide, grain. This kit includes enough grain to complete approximately 8-10 pounds of the rocks.
- 4 grain courses of having your material from the stones to rough gems polished through a 4-step tumbling process
- Compatible with all kits. Use this bead for Tumbling Rocks on any brand of tumbler rock. lortone, thumbler, National Geographic, cast, Smithsonian and more.
- Polish Rocks of many varieties, quartz, jasper, tiger's eye, and more
- Recommended: We recommend about 2 tablespoons of grain per pound of rocks.