... ,tile polishing pads concrete floor resin polishing pads XY-XZTechnology specification:Model: XY-XZDiameter: 3inchThickness:10mmGrit: #50,#100,#200,#400,#800,#1500,#3000Working ... type: dry workingApplication: concrete and terrazzo floorsCertification: ISO9001, CE,SGS.Photos ...