Covington 8" Two-StationExpandable Drum Unit The Covington 8" Two-Station Expandable Drum Unit is the ultimate tool for lapidary enthusiasts and jewelry makers. This machine is built with a sturdy and durable powder-coated cast aluminum pan and hood, ensuring long-lasting use and resistance to corrosion. The machine comes equipped with two 8" x 3" expandable drums, perfect for grinding, polishing, and shaping your materials. Two 3" x 25-7/32" sand belts (100 grit & 220 grit) are included. The un
