Turn rough rocks into polished gems. Our powerful tumbling machine features a strong motor, and includes a leak-proof rubber barrel, a timer, 9 different gemstones and 4 types of grit. Amazing! For ages 8 yrs-teen, from Discover with Dr Cool.
Hobby Rock Tumbler
From Discover with Dr Cool – Turn rough stones into polished gems with this powerful tumbling machine! For ages 8 yrs-teen, from Discover with Dr Cool.
Availability: Only 4 left in stock