Willamette Valley Rocks

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Heavy Duty Grinder/Polisher

heavy duty grinder polisher 400hdg
  • 1/2HP High Torque Motor
  • 1" x 18" Shaft with Heavy-duty Neoprene Sealed Ball Bearings
  • Powder Coated Aluminum Arbor, Pans, and Hoods

The Heavy Duty Grinder/Polisher is a customizable two station unit designed to suit each customer's unique needs. This machine accepts 6", 8", and 10" wheels, as well as 8" expandable drums and 8" aluminum heads with both left and right hand 1"-14 threading. Accessories include flanges, nuts, drive pulley, v-belt, belt guard, water valves, drains, instructions, and product guarantee.

The hoods are easy to remove for cleaning or wheel changes. The water valve takes 1/4" OD plastic tubing for gravity water flow or 1/4" copper tubing for pressure systems. Spray nozzles under the hood wet the entire wheel face. Unit ships mounted on an aluminum-topped Lam-I-Cushion base.

*Please note that this unit does not come with wheels, drums, or aluminum heads.

Model #400hdg -      Shipping Weight 77 lbs by FedEx             $811.00



Variable Speed Grinder/Polisher

variable speed grinder polisher 592vsp
  • 1" x 18" Shaft
  • 1/2HP High Torque Motor
  • Heavy-duty Ball Bearings, Neoprene Sealed, Greased for Life
  • Speed Control Allows Changes from 800rpm to 1725rpm
  • Powder Coated Cast Aluminum Arbor, Pans, and Hoods with Water Valves & Drain Plugs

The Variable Speed Grinder/Polisher is a customizable two station unit designed to suit each customer's unique needs. This machine accepts 6", 8", and 10" wheels, as well as 8" expandable drums and 8" aluminum heads with both left and right hand 1"-14 threading. This unit allows the operator to use different grinding speeds to achieve optimal grinding or polishing without losing horsepower.

Accessories include flanges, nuts, drive pulley, belt guard, water valves, drains, instructions, and product guarantee. The hoods are easy to remove for cleaning or wheel changes. The water valve takes 1/4" OD plastic tubing for gravity water flow or 1/4" copper tubing for pressure systems. Spray nozzles under the hood wet the entire wheel face. Unit ships mounted on an aluminum-topped Lam-I-Cushion base.

*Please note that this unit does not come with wheels, drums, or aluminum heads.

Model #592vsp -      Shipping Weight 78 lbs by FedEx             $881.00



Grinder/Polishers Listed Below Do Not Ship Free - Call For Shipping Quote - 541-954-0039

8" Expandable Drum Unit (4 wheels)

8 inch expandable drum unit 594edu
  • Powder Coated Cast Aluminum Arbor, Pans and Hoods with Water Valves & Drain Plugs
  • Four 8" x 3" Expandable Drums
  • Heavy Duty Ball Bearings, Neoprene Sealed & Greased for Life
  • Speed Control Allows Gradual Speed Changes from 800rpm to 1725rpm
  • 1/2hp, High-torque Motor

The Four Station Expandable Drum Unit is a versatile machine that allows the user to move through grinding stages without changing the wheels. The angled expansion slots through the rubber rim of the expandable drum allow it to expand when rotated, thereby locking the belt in place. The drum surface flexes to the contours of the gemstone quickly removing grinding flats and scratches. Accessories include four (4) 3" x 25-7/32" sanding belts (1-each 100g, 220g, 400g, & 600g), belt guard, instructions, and product guarantee.

The hoods are easy to remove for cleaning or wheel changes. The water valve takes 1/4" OD plastic tubing for gravity water flow or 1/4" copper tubing for pressure systems. Spray nozzles under the hood wet the entire wheel face. This unit ships mounted on a rustproof aluminum-topped Lam-I-Cusion base.

Model #594edu -      Shipping Weight 122 lbs by Freight Carrier             $1,350.00



8" Silicon Carbide Grinder Polisher

8 inch silicon carbide grinder polisher 752sgp
  • Powder Coated Cast Aluminum Castings, Hood & Belt Guard
  • Heavy-duty Ball Bearings, Neoprene Sealed & Greased for Life
  • Adjustable Cab & Wheel Rest
  • Speed Control With 8rpm Changes
  • 1/3hp, Heavy-duty Motor

The 8" Grinder Polisher is an excellent machine for grinding and polishing stones. With two hard wheels and one expandable drum, this unit will quickly shape and polish work pieces. The angled slots through the rubber rim of the drum allow it to expand when rotated, thereby locking the belt in place. The drum surface flexes to the contours of the gemstone quickly removing grinding flats and scratches.

The hoods are easy to remove for cleaning or wheel changes. The water valve takes 1/4" OD plastic tuving for gravity water flow or 1/4" copper tuving for pressure systems. Spray nozzles under the hood wet the entire wheel face. This unit ships mounted on a rustproof aluminum-topped Lam-I-Cushion base.

The 8" Silicon Carbide Grinder/Polisher comes with two (2) 8" x 1-1/2" silicon carbide grinding wheels (100g & 220g), one (1) 8" expandable drum, one (1) 3" x 25-7/32" sanding belt (400g), and one 8" x 1"-14RH aluminum head with 8" leather disc, sample kit (polish powder, brush, dop sticks, and wax), instructions, and product guarantee.

Model #752sgp -      Shipping Weight 122 lbs by Freight Carrier             $1,295.00



8" Diamond Grinder Polisher

8 inch diamond grinder polisher 754dgp
  • Powder Coated Cast Aluminum Castings, Hood & Belt Guard
  • Heavy-duty Ball Bearings, Neoprene Sealed & Greased for Life
  • Adjustable Cab & Wheel Rest
  • Speed Control With 8rpm Changes
  • 1/3hp, Heavy-duty Motor

The 8" Grinder Polisher is an excellent machine for grinding and polishing stones. With two hard wheels and one expandable drum, this unit will quickly shape and polish work pieces. The angled slots through the rubber rim of the drum allow it to expand when rotated, thereby locking the belt in place. The drum surface flexes to the contours of the gemstone quickly removing grinding flats and scratches.

The hoods are easy to remove for cleaning or wheel changes. The water valve takes 1/4" OD plastic tuving for gravity water flow or 1/4" copper tuving for pressure systems. Spray nozzles under the hood wet the entire wheel face. This unit ships mounted on a rustproof aluminum-topped Lam-I-Cushion base.

The 8" Diamond Grinder/Polisher comes with two (2) 8" x 1-1/2" metal bond diamond grinding wheels (100g, & 220g), two (2) 3" x 25-7/32" diamond cloth belts (400g, & 1200g), one (1) 8" x 1"-14RH aluminum head with leather disc attached, a 5-gram syringe or 50,000 mesh diamond compound, a 2-ounce bottle of extender fluid, sample kit (polish powder, brush, dop sticks, and wax), a book about using diamond abrasives, instructions, and product guarantee.

Model #754dgp -      Shipping Weight 122 lbs by Freight Carrier             $1,475.00