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Expanding Drum & Grinder/Polisher Machines

Covington Expando 8" x 3" Expanding Drum Machines:
Covington Expanding Drum units come fully assembled and are complete with a heavy duty motor.

The Covington Model 454 Two-Drum Unit comes with:

• Laminated Base
• Two 8" Expanding Drums
• Two 3" x 25-7/32" Silicon Carbide Belts (100 and 220 grit)
• Aluminum Pans and Hoods with water drip hookups and drains
• 1/3 Horse Power Motor
• Instructions
• Warranty
• Measures 24" long x 15" wide x 12" high

The Covington Model 594 Variable Speed Four-Drum Unit comes with:

• Variable Speed Control
• Base
• Four 8" Expanding Drums
• Four 3" x 25-7/32" Silicon Carbide Belts (100, 220, 400 and 600 grit)
• Aluminum Pans and Hoods with water drip hookups and drains
• 1/2 Horse Power Motor
• Instructions
• Warranty
• Measures 36" long x 24" wide x 14" high

  
Covington 8" Expando Drum Units
Item
List Price
Our Price
Model 454 8" Two Drum Unit
$625.00
$496.00
Model 594 8" Variable Speed Four Drum Unit
$1,200.00
$956.00

Covington Model 752 and Model 754 - 8" Grinder/Polishers with Expanding Drum:
Covington Grinder/Polisher units come complete with a heavy duty 1/3 HP motor. The are shipped fully assembled, except for the motor. Covington Grinder/Polishers feature heavy duty ball bearings that are neoprene sealed and greased for life.
The Covington Model 752 Silicon Carbide Grinder/Polisher Unit
comes with:
The Covington Model 754
Grinder/Polisher Diamond Unit
comes with:
  • Base.
  • Six RPM speeds.
  • Removable hood for easy cleaning and wheel change
  • Water valves for quick hookup to water line, gravity feed or recirculating pump.
  • Two 8" x 1-1/2" Silicon Carbide grinding wheels (100 and 220 grit).
  • 8" Expanding Drum with 400 grit Silicon Carbide belt.
  • Aluminum polishing buff.
  • Starter kit including polishing powder with application brush, dop sticks and wax.
  • Adjustable cab and wheel rest.
  • Rust proof aluminum Pans and Hoods with water drip hookups and drains.
  • 1/3 Horse Power Motor (shipped separately).
  • Instructions.
  • Warranty.
  • Measures 36" long x 22" wide x 18" high
  • Base.
  • Six RPM speeds.
  • Removable hood for easy cleaning and wheel change
  • Water valves for quick hookup to water line, gravity feed or recirculating pump.
  • Two 8" x 1-1/2" Diamond grinding wheels (100 and 220 grit).
  • 8" Expanding Drum with 220 and 1200 grit Diamond belts.
  • Aluminum polishing buff.
  • Starter kit including 50,000 grit Diamond Compound, extender fluid, book on using Diamond Abrasives, dop sticks and wax.
  • Adjustable cab and wheel rest.
  • Rust proof aluminum Pans and Hoods with water drip hookups and drains.
  • 1/3 Horse Power Motor (shipped separately).
  • Instructions.
  • Warranty.
  • Measures 36" long x 22" wide x 18" high
Covington 8" Grinder/Polisher Units
Item
List Price
Our Price
Model 752 Silicon Carbide 8" Grinder/Polisher Unit
$1,300.00
$1,082.00
Model 754 Diamond 8" Grinder/Polisher Unit
$1,500.00
$1,325.00
6" Scott-Murray Expanding Drum
Item
List Price
Our Price
6" x 1-1/2" Expanding Drum
(only 1 available)
$75.00
$59.95
Accessories    Arbors    Books    Carving Wheels & Points    Combo Lapidary Machines    Coolants   Dopping Accessories    Expanding Drums & Machines    Galaxy & Nova Wheels    Gem Drills    Jewlery Buffer    Magnification      Polishes    4" and 6" Trim Saws    10" Saws    Slab Grabbers    Slab Saws by Covington    Saw Blades    Sphere Machines and Bead Mills    Tumblers    Tumbling Rough    Vibratory Flat Laps   
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