General description This low noise and low vibration 90-degree mini air grinder is expertly designed for grinding and polishing metal components, particularly in hard-to-reach areas. It features a variable speed motor and a rotating air inlet to prevent kinking of air lines, ensuring user comfort with its soft grip casing. Technical specifications Free speed: 20,000 rpm Operating air pressure: 90 psi (6.2 bar) Average air consumption: 4.0 cfm (114 L/min) Minimum hose size: 3/8” I.D. Air inlet: 1/4” BSP Collet size: 6 mm Weight: approximately 0.55 kg Compatibility and accessories Compatible with standard 6 mm collets Supplied with two open-ended collet wrenches for easy changing of accessories Installation Connect the air inlet to a suitable compressed air source with a minimum hose size of 3/8” I.D. Ensure the air pressure is set to 90 psi (6.2 bar) for optimal performance. Usage Use for grinding and polishing metal surfaces, especially in tight or hard-to-reach areas. Adjust the