Pneumatic Water Mill 4in Air Sander, Water Injection Polisher with 3 - Speed Adjustment, 4300rpm Air Polishing Machine for Marble Granite Stone Auto Body Grinding

Item Type: Pneumatic Water MillMaterial: Alloy steelColor: RedWorking Pressure: 6-8 kgDisk Diameter: Approx. 4inAir Inlet Size: Approx. 1/4inNo-Load Speed: 4300（rpm）Uses (Applicable Industries): Stone, ceramic polishingPackage List：1 x Water Mill1 x PU Tube1 x Wrench1 x User Manual 1 x Take Mouth1 x Grinding Disc

• Three-Speed Control: This pneumatic water mill air sander features three speed settings up to 4300rpm, delivering strong power output and precise control for efficient polishing and grinding on various surfaces like marble, granite, and auto body panels.
• Integrated Water Spray System: The water injection polisher includes a built-in spray nozzle that wets the work surface during operation, effectively suppressing dust and reducing airborne particles to help prevent respiratory issues during prolonged use.
• Versatile Professional Use: Designed for stone fabricators, auto body shops, and construction professionals, this air sander handles polishing, grinding, and smoothing tasks on marble, granite, concrete, and metal with consistent performance and reliability.
• Ergonomic & Durable Build: With high-rigidity internal gears and a thoughtfully contoured grip design, this pneumatic water mill ensures extended tool life while improving user comfort and reducing hand fatigue during intensive daily operations.
• Energy-Efficient Air-Powered Operation: Powered by compressed air instead of electricity, this water jet pneumatic grinder offers eco-friendly, spark-free performance ideal for wet or dusty environments, and comes ready to use as a complete 4-inch polishing and grinding solution.