With 60K or 100K diamond, universal base or polycrystalline diamond
FAST.
FLAT FACETS.
A stone slayer especially on harder stones..corundum, CZ, topaz, and Moissanite
These Mini-Sonic tumblers will process almost any type of stone - from opal to topaz as well as shells, metals, etc. Tumble polish baroques, preforms, beads, etc. fast and efficiently without changing the shapes.