Full segmented diamond cup wheel Q6 for 3-19mm glass. Sinter imported diamond sand. It's for position one on double edge machine. Sharp, few chips, no burn on glass edge, wear resistant, good balance without shaking or vibrating, high feeding speed. It cuts 6mm glass edge off. For 19mm thick glass, the feeding speed is able to reach to 1.8-2M/min. Thinner and Quicker. Configuration: Pos.1 Full Segmented 100# + Pos.2 Inner Segmented 140# + Pos.3 Continuous Cup 240#