STADEA Diamond Polishing Pads for Granite polishing, Stone polishing, Marble polishing, Concrete polishing One piece STADEA Wet/Dry Polishing Pad. Available grits are grit 30, 50, 100, 150, 200, 400, 500, 800, 1500, 3000, 6000. Lower grit pads work fine in dry use for long time, for best results use wet. Brand: STADEA