Introducing our top-of-the-line JS550 5.5HP Walk Behind Dual Head Concrete Stone Grinding Machine! As a factory, we take immense pride in producing superior quality products that deliver exceptional results. This concrete grinding machine is equipped with dual heads that efficiently grind and polish concrete, stone, and other surfaces to perfection. The powerful 5.5 horsepower motor ensures optimal performance with minimal vibration and noise. Our machine is designed to provide maximum operator comfort and safety while increasing productivity. Buy with confidence knowing that our factory produces only the best equipment for all your concrete grinding needs.