... shiny surface & High quality Name: Floor PadDiamond Floor Polishing Pad:are using in normal rotary floor polishing machine, such as single head ... head and three head rotary machine, for grinding concrete floor from very rough surface to make smooth and shiny surface ... .Specifications: Grits50#, 60#, 100#, 150#, 200#, 300#, 400#, 500#,800#, 1000#, 1500#, 2000#, 3000#, ...