Alpha Professional Tools AIR-830 Pneumatic Polisher

Alpha AIR-830 Pneumatic Polisher | 4,000 RPM Wet Air Polisher for Stone Fabrication

Legendary Performance. Built to Last. Trusted by the Best.

The Alpha AIR-830 Pneumatic Polisher is a professional-grade, high-performance tool designed for wet polishing stone surfaces with precision, comfort, and durability. As the original center water-feed pneumatic polisher, the AIR-830 set the industry standard—and it continues to deliver exceptional results for fabricators, tile contractors, and monument builders.

With a maximum no-load speed of 4,000 RPM, this polisher is perfect for granite, marble, quartz, and engineered stone edge work. Its lightweight design, enhanced spindle shaft, and included 15-foot all-weather hoses make it ideal for all-day use in both shop and jobsite environments. The central water-feed system ensures optimal cooling and dust suppression while improving polishing performance and pad longevity.

The AIR-830 is built to handle tough conditions with an ergonomic body, silicon gear head cover, and reliable splash guard that offers visibility and control without the mess. Designed with the stone professional in mind, it’s a dependable, well-balanced tool that delivers consistent, high-quality results.

Key Features:

• Model: AIR-830

• No-Load Speed: 4,000 RPM

• Air Pressure: 85 PSI (6 Bar)

• Air Consumption: 15 CFM (425 L/min)

• Lightweight: 2.75 lbs (1.2 kg) for easy maneuverability

• Spindle Thread: 5/8"-11 / M14-2 (compatible with most polishing pads)

• Central water-feed system delivers consistent flow at any angle

• 15 ft. all-weather air and water hoses rated from -40°F to +140°F

• Enhanced spindle shaft and full-size wrenches for easy tool changes

• Silicon gear head boot keeps hands warm and adds protection

• Splash guard improves visibility while blocking excess spray

• Designed for wet polishing of stone surfaces and edges

What’s Included:

• 1 × 15 ft. Air Hose

• 1 × 15 ft. Water Hose

• 1 × Reversible Side Handle

• 1 × Rust Inhibitor Oil (6.7 oz / 200ml)

• 1 × Screw w/ O-Ring (Oil Port Seal)

• 1 × Exhaust Hose with Clamp

• 1 × Spring Washer

• 1 × Splash Guard

• 1 × Double End Wrench (19mm / 22mm)

• 1 × Phillips Screwdriver

• 1 × Water Quick Coupler with Shut-Off Valve

• 1 × O-Ring for Water Valve Repair

Why Choose the Alpha AIR-830?
Trusted by stone professionals across North America, the Alpha AIR-830 delivers smooth control, extended durability, and unmatched water-feed precision. Whether you're polishing countertops, edges, or vertical stone surfaces, the AIR-830 is a powerful tool that gets the job done right—every time.