Alpha 300 Air Polisher

Introducing the Alpha® AIR-300, designed for unique applications that are difficult to accomplish using conventional polishers. A smaller version of the well-known Alpha® AIR-658, the AIR-300 is ergonomically designed to fit comfortably in your hand and only weighs 1.6 pounds reducing fatigue from long hours of polishing. The smaller design is easy to maneuver and produces flawless sink rims and bowls. The Alpha® AIR-300 accepts 3" and 4" discs along with 2", 3" and 4" rubber pads. It requires a 3HP compressor with air consumption of 10 CFM and air pressure between 85-95 PSI. The Alpha® AIR-300 Polisher easily converts from in-shop to on-site; a must have for all fabricators!


  • High-Performance, Pneumatic Polishing Tool with A Central Water-Feed System
  • No-Load 5,800 RPMs
  • Lightweight and Ergonomically Design Reduces Fatigue
  • Designed To Easily Maneuver in Small Areas Like Sink Rims and Bowls
  • Consumes 10 CFM and Requires 87 PSI
  • Only Requires 3 HP Compressor
  • Great in The Shop or At The Job site
  • One Year Warranty* (*See manual for details)

Product Details

  • ModelAIR-300
  • Air Pressure87 PSI (0.6Mpa (6 bar))
  • Air Consumption10 CFM (280L/Min)
  • Speed (No load)5,800 RPM
  • Weight1.6 lbs / 0.731 kgs
  • Air Inlet1/4" BSPT
  • Water Inlet1/4" BSPP
  • Spindle5/8"-11

Alpha Air Polishers:

Alpha Air-300 Mini Pneumatic Polisher

Alpha AIR-680 Air Polisher

Alpha AIR-830 Air Polisher

Alpha AIR-850 Air Polisher

Equipment Included

  • Air Hose (10 ft / 3m)1
  • Water Hose (10ft / 3m)1
  • Faucet/Garden Hose Adapter1
  • Wrench (17mm)1
  • Rust Inhibitor Oil (1oz / 30cc) (Replace with: AIR-008)1

Part No. Maximum RPM Recommended For Threads Description
AIR-300 5,800 Wet Polishing 5/8"-11 Mini Pneumatic Polisher
AIR-008 Pneumatic Tools Rust Inhibitor Oil 8oz (237ml)