http://www.shopnsavemart.com/stadea-diamond-hand-polishing-pad-for-glass-marble-concrete-stone-travertine-polishing-any-grit-1-piece/
Stadea Series Super A diamond hand pads are electroplated pads, that makes it durable and aggressive. Diamond electroplated surface cuts stone and other hard surfaces faster and efficiently. It is a great value product. It has the optimal size plush foam holder for easy comfortable grip.