Experiment with different types of stones under different types of tumbling conditions, you mayget some surprising results! Stones of the same type tumbled together will produce the most highlypolished look.Notice:The purpose of this first cycle of tumbling is tosmooth out sharp points and edges. This cyclewill take from 2 to 4 days. depending on the sizeand hardness of the stones. Lt is best to checkthe stones daily during this cycle.Notice:Check the stone press the Sswich tollon ON 1 OFF to stop the stono grinder.Open the barrl and check the progress of the grindstone Close the bucketand put i back in place To restan Siner press the switch buton, selecthe number of days, and then press the satchProduct Specifications:Operating environment: 0~37.8 degrees CelsiusOperating humidity: 35~90%Maximum load: 450gVoltage: 12V DCPower: 1.5A (max)Input: 110/220V AC 60Hz (transformer is configured according to the voltage of each country and region)Output: 12V DC 1000mA

Features

???CREATE YOUR OWN GEMSTONES?:Zcvtbye Rock Tumbler kit is a simple operation and a durable design,This rock tumblers makes it fun and easy to turn rough rocks into beautifully polished gemstones?

???ROCK TUMBLER KIT?:Rock tumblersis a great stem toys for kids to build their favorite gems by themselves. Rock polisher can improve children's interest in geography and science, as well as exercise children's patience. A rock tumbler science toy is the perfect birthday and Christmas gift for boys and girls.

?? ?ROCK TUMBLER FOR ADULTS?:You can get a complete rock tumbler set, which includes all the tools needed to polish the stone: a rock tumbler, 4 pcs polishing grits, various rough rocks, jewelry fastenings, a tube of glue and a detailed instruction manual.

???Durable Rock Tumblers?:You can set any stone grinding time from 1-7 days through the button, or you can stop and continue working with one button. After completing the set working time, the stone grinder stops automatically. Any questions you don't understand can also be answered in the detailed study guide booklet, which fully documents how to turn a rough stone into a beautifully polished gem.

???ROCK TUMBLER GRITTHE PERFECT GIFE FOR ALL AGES?Our rock tumbler science kit is a fun and educational Gems Hobby toy for all ages, Contains everything for making gemstones, rock collection gem jewelry, and gems decorations. Great kids&Adult' gift for a birthday, or Christmas. Excellent STEM activity for adults, 6 years old up boys and girls.

Specification

Product Detail
Color	Black/White
Size	platnium series
Weight	0.99