Revontulet G20 Stone High-Speed Polisher (variable frequency)is a high-performance machine that perfectly combines power and speed. It features freely adjustable handle height, suitable for operators of different heights, making cleaning, polishing, crystallization, and other tasks effortless. Newly added with a lighting lamp and switch lock function, it is convenient and practical. Equipped with a high-performance motor, it has low power requirements, high energy efficiency, strong torque, and stable operation.