Polishing Abrasive Pad, Material Application Concrete, Disc Diameter 16 in, Abrasive Grit 1,000, Maximum Speed 600 RPM, Rotation Clockwise/Counterclockwise, Estimated Blade Life 6,000,000 sq ft, Wet or Dry Use Wet, Blade Length 4 1/8 in, Number of Pieces 2, Product Type Concrete Polishing Pad, Application Concrete Cleaning and Polishing, Compatible Tool Type Low-Speed Machines, Package Quantity 2