If you are serious about tumbling, this high capacity twin 12lb barrel / heavy duty tumbler from Lortone is ideal for the following applications: Polishing and grinding of gemstones and glass. Glass will require specific instructions.
When polishing gemstones you will require abrasive Silicon Carbide & Tumble Polish, please see our grit selections. When burnishing ammunition casings you would require Stainless Steel Shot and Burnishing Compound.
 
Twin 12lb Barrels
​15 Cup Capacity per barrel
30mm x 70mm max rock size.