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Alpha AIR-850 Pneumatic Polisher

The Alpha® AIR-850 Pneumatic Polisher delivers strong, consistent polishing power with its high-efficiency hybrid vane motor and central water-feed system. Lightweight, ergonomic, and built for demanding fabrication work, it offers excellent visibility and control for premium stone finishing.

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Original price $365.00 - Original price $365.00
Original price
$365.00
$365.00 - $365.00
Current price $365.00
Availability:
Only 2 left!
SKU ALP-PNEUMATIC-POLISHER-AIR-850

Free Shipping On Most Orders $200 or More!

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Description

The Alpha® AIR-850 Pneumatic Polisher is engineered for high-output stone polishing, delivering strong, consistent performance with its newly developed 5 Hybrid composite vane motor. Designed for precision and productivity, it features a central water-feed system, improved splash guard visibility, and an ergonomic, lightweight build ideal for fabrication shops and on-site work. The AIR-850 provides the power, control, and durability professionals need for premium polishing results.

Key Features

  • High-Performance Pneumatic Motor: 5 Hybrid composite vane design increases power and enhances long-term durability.
  • Central Water-Feed System: Maintains consistent water flow to reduce heat, dust, and surface friction.
  • Fast Polishing Speed: No-load speed of 5,500 RPM for efficient, high-quality polishing.
  • Durable All-Weather Hoses: Includes 15-foot hoses rated from -40°F to +140°F for reliable use in any environment.
  • Ergonomic Lightweight Build: Weighs just 2.75 lbs with a silicon gear head cover for comfort and reduced fatigue.
  • Improved Visibility: New splash guard reduces debris while keeping the work area clearly visible.
  • Easy Maintenance: Enhanced spindle shaft and included full-size wrenches support quick accessory changes.
  • Complete Professional Kit: Comes with hoses, side handle, rust inhibitor oil, wrenches, and essential accessories.

Specifications

Specification Details
Model AIR-850
Air Pressure 85 PSI (6 Bar)
Air Consumption 15 CFM (425 L/min)
No-Load Speed 5,500 RPM
Weight 2.75 lbs (1.2 kg)
Air Inlet 1/4" BSPP
Water Inlet 1/8" BSPP
Spindle Thread 5/8"-11

The Alpha® AIR-850 Pneumatic Polisher combines strong pneumatic power, ergonomic handling, and a dependable water-feed system to deliver superior polishing performance. Its durable components and well-balanced design make it a reliable choice for professional stone fabricators and installers who require consistent results on every project.

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Frequently Asked Questions

What materials can the AIR-850 polish effectively?
The Alpha AIR-850 Pneumatic Polisher works on natural and engineered stone surfaces, including granite, marble, and quartz. Its steady pneumatic control and water-feed system support smooth, high-quality polishing.
What motor design does the AIR-850 use?
The Alpha AIR-850 Pneumatic Polisher uses a 5 Hybrid composite vane motor that increases power and extends motor life. This design helps deliver consistent performance during daily professional use.
Is the AIR-850 suitable for long polishing sessions?
Yes. The Alpha AIR-850 Pneumatic Polisher weighs just 2.75 pounds and has an ergonomic gear head cover that reduces fatigue. These features make it suitable for extended polishing tasks.
Does the tool include water and air hoses?
Yes. The Alpha AIR-850 Pneumatic Polisher includes 15 foot air and water hoses rated for extreme temperatures. These hoses provide reliable performance in both shop and field environments.
What disc thread size is compatible with this polisher?
The Alpha AIR-850 Pneumatic Polisher uses a 5/8-11 spindle thread, making it compatible with most common stone polishing accessories used in fabrication shops.
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