diamond hand polishing pads for stone hand polishing: Grit 500 (Granite, Concrete, Marble, Glass) 1 Piece by Stadea Diamond hand polishing pad 1 piece grit 500 - STADEA (Series STD A) professional grade pad for Glass Marble Concrete Stone polishing 1.2 MM thick polishing pads with semi flexible foam holder, Over all Size 4-3/8" (L) X 2-1/8" (W) X 1-1/2" (H) Sharp aggressive and durable diamond tool, made with high quality diamond powder Great for scratch removal, acid etch stains repair restoration, spot removal manual stone polishing Works great for Marble, Glass, Concrete, Granite, Terrazzo, Travertine, artificial stone, Granite Marble Tile, and natual stone polishing etc