Concrete Grinder Operation Walk-Behind Drive Type Planetary Number of Grinding Discs 3 Grinding Disc Diameter 7 1/8 in Grinding Width 17.1 in Planetary Motion Control Clockwise Horsepower 2 hp Voltage 100 to 120V AC Accessory Free Tool Change Yes Anti-Restart Technology No Anti-Vibration Technology No Cord Length 50 ft Current 15 A Electrical Protection Overload Protection Engine Brand Husqvarna Features Efficient Dust Management Hour Meter Redi Lock