-25%
C1 Pro Ultra Brushless Rock Tumbler Kit – Dual Barrel 7LB Capacity with Noise-Reducing Cover, Ultra Quiet Professional Rock Polisher with Full Accessories, Perfect STEM Gift
-14%
G1 4LB Professional Rock Tumbler Kit for Adults | Brushless Rock Polisher, Heavy-Duty Metal Base, 3 Speeds, 9-Day Timer, Memory, Complete Kit for Rock Hobbyists & Collectors
G3 22LB Heavy-Duty Rock Tumbler Kit, Workshop Grade for Adults | Brushless XXL Rock Polisher, Full Metal Build, Real-Time Power Monitor, 3 Speeds, 9-Day Timer, for Professional & Workshop
-14%
K1 Quiet Rock Tumbler Kit for Adults, Kids & Hobbyists | Reliable 2.5Lb Rotary Rock Polisher, Thick Rubber Barrel, 3 Speeds, 9-Day Timer, Memory Function, Complete Gem Polishing Kit
K2 Ultra Quiet Rock Tumbler Kit – 3LB Professional Rock Polisher | Quiet Brushless Motor, Up to 6X Noise Reduction, Adjustable 9-Day Timer & Speeds, Full Accessories, Ideal for Adults & Kids
-25%
K4 Quiet Rock Tumbler Kit for Adults, 7LB Large Dual-Barrel | Professional Brushless Polisher with Noise-Reducing Cover, Complete Kit, STEM Gift For All Ages
-5%
KomeStone K1 Pro Quiet Brushless Rock Tumbler Kit for Adults & Hobbyists | Reliable 2.5Lb Rotary Rock Polisher, Long-Life Motor, Thick Rubber Barrel, Memory Function, Complete Gem Polishing Kit
-18%
National Geographic Hobby Rock Tumbler Kit for Kids and Adults Ages 8+ | Rough Gemstones, 4 Polishing Grits, Rock Polisher, Geology Science Kit, Rock Tumbling for Kids and Adults, Birthday Gift
-11%
