Rock Tumbler Refill Kit

An excellent choice for any hobbyist or lapidary enthusiast, this classic NSI rock tumbler kit transforms rough rock into beautifully polished stones. Includes instructions, grit, jewelry mounting hardware, a tumbler & more!

This rock tumbler refill kit is pre-measured for a 3-pound rotary rock tumbler. Get four stages of grit: coarse, medium, pre-polish, and polish.

Get professional rock polishing results with this high-quality Lortone tumbler and deluxe rock tumbling kit. Lortone is known for their quiet, durable rock tumblers, and this one can hold up to 3 pounds of rock at once!

Use this rock tumbler grit kit to transform rough rocks into smooth, shiny collectibles! Contains different grits & polishes for professional-quality four-stage rock tumbling. Tumble & polish up to 12 pounds of rock!

This is a nice package of tumbling rock ready for use in your rock tumbler.

Get professional rock polishing results with this Lortone double-barrel rock tumbler and deluxe rock tumbling kit. Tumble 6 pounds of rock at once and watch as rough rocks transform into beautiful, shiny gemstones!

Polish rocks twice as fast with this quality Lortone 33B double-barrel rotary tumbler. The two barrels allow you to either polish up to 6 pounds of rock at a time OR coarse-grind in one barrel while polishing in the other!

Get into the hobby of collecting and polishing rocks and minerals with this quality Lortone 3A rotary tumbler! Both durable & easy-to-use, this rock tumbler completely polishes a batch of rocks in just 4-6 weeks.

This hands-on rock collecting starter kit is designed for kids who love rocks! It comes with all the tools they need for exploration, in one convenient carry-all.

Use this 2-pound bag of Brazilian tumbling rock (lapidary rough) in your rock tumbler and see it become beautiful polished stones! Rock specimens measure from 1" to 3" and represent many varieties and colors.