
Factory Directly Sale 220V/380V Electric Motor Concrete Grinding and Polishing Machine Stone Polishing Machine. 3-Year Warranty: Provides 3 years of warranty coverage, exceeding the industry standard of 1 year. Dual Functionality: Capable of performing both concrete grinding and polishing operations effectively. Complete Accessory Kit: Each grinder includes a tool box and all necessary accessories for immediate use. 24/7 Technical Support: Free online assistance available 24 hours a day, 7 days a week for all inquiries. OEM Customization: Offers OEM services and customized machine solutions upon customer request. Low Noise Operation: Features ergonomic controls with low noise and vibration levels for fatigue-proof work. Quick Tool Fixing: Equipped with a patented quick tool fixing system to save time during operation. Dust-Free Performance: Ensures dust-free operation through a floating cover and reliable dust collection system.