STADEA DHPW00STDA503K5P Diamond Hand Polishing Pad Series Standard A 50-3000, 5 Piece Set STADEA STANDARD A (STD A) Professional Grade Diamond Hand Polishing Pads Wet 5 Pieces set. 1 pieces X Grit (50, 150, 500, 1500, 3000). 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) Aggressive and durable diamond tool, made with high quality diamond powder Works great for Granite, Concrete, Marble, Terrazzo, Travertine, artificial stone, Tile, Glass, and natual stone polishing etc