Pneumatic Air Engraving Grinder Kit with Tungsten Alloy Gear for Polishing Wood, Stone, 3mm Mandrel, 70000 RPM, 0.021M

1. Upgraded Technology: The core component of this pneumatic pen is the tungsten alloy gear assembly, which offers superior wear resistance and a long service life. 2. Fast and Efficient: The pneumatic pen's bearing can withstand an ultra-high speed of 70,000 RPM, improving grinding speed and efficiency, ensuring stable and reliable operation. 3. Lightweight and Portable: This pneumatic pen is small, lightweight, and has a pen-like design that allows for handheld use, making it ideal for use in confined spaces. Easy to load and unload, easy to carry
4. Multiple uses: This pneumatic pen can be used for the precise grinding of various metals as well as for cutting plastic, stone, wood, etc., useful and practical
5. Applicable scenario: You can also use a miniature grinder for grinding, polishing, cleaning accessories, rotors, panels, 1/4in bolt specification
Air Consumption: 0.021m³/min, 0.7ft³/min
Air Pressure: 6.3 kg/cm², 90 ib/in²

Package List:
1 x Micro Die Grinder
1 x Hose
1 x Wrench
1 x Chuck
1 x Bottle
1 x Air Intake Letter
1 x Box
1 x User Manual