Electroplated glass drill and diamond pen. Our factory located in the mainland of China, and the products we manufactured can satisfy all of our customers all around the world very well in product quality as well as the price. Under the diamond tools category, our products include Glass cutters, T cutter, Diamond compasses glass cutter, Glass hole saw, Glass suction plate, Glass pliers, Sandblast gun, Precision cutter, Diamond pen, Grinding wheel, Edging machine, etc.