This is the real thing! Heavy duty rock tumbler from Smithsonian does much more than ordinary rock polishers - it actually changes rough stones into beautiful high luster semi-precious gemstones. You can even make jewelry and key chains with the settings included in this kit.
Set includes:
-Tumbling machine with heavy duty motor
-rough semi-precious stones (including amethyst, jasper, agate, and others)
-grit
-polish
-jewelry settings
-glue
-instruction manual
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