220V Rock Tumbler Kit DIY Electric Rock Tumbler Toy with Rough Gemstones Polishing Grits for Adult Kids Polishing Machine

220V children’s fun electric gem grinder set physical science experiment DIY stone polishing machine test toy

Features:
�� Create Your Gem: Make any stone shine, polish everyday stones into dazzling gems, easy to operate and durable in design, this electric gem grinder lets you turn rough stones into beautifully polished gems, fun and easy.
�� Quieter: The premium grinder is built with a durable motor that is built to last. The leak-proof rubber barrel reduces noise, making it 75% quieter than other plastic models. Beautiful crafts for kids
�� Complete Mug Set: Contains everything you need to make polished gemstones, such as 4 grinding grates, real rough stones and a detailed full color study guide. Great gift for girls and boys
�� Easy To Use: Simple instructions and one-touch settings make grinding gems easy and fun. Manage days per rollover cycle with one-touch timer and automatic shutdown, set it and forget it
�� Stable and durable: The tumbler group has stable structure, excellent performance and long service life

Specification:
Name: Electric Gem Grinder set
Material: ABS + Metal
Voltage: 220V
Frequency: 50Hz
Plug: EU plug
Size: 20.8×15.7×17cm

Packing included:
1 * Electric Gem Grinder
1 * set of accessories

Note:
1. Due to manual measurements and slight color variations, please allow 1-3 cm (0.4-1.18 inches) difference to suit different display settings.
2. Due to the light and screen difference, the item’s color may be slightly different from the pictures. Please understand.