for cutting marble, granite, glass, FRP, ceremics, tiles etc. sharp, edgy, chip free and long service time ... width6mm 2. ApplicationsTo cut hard brittle fragile things like granite, marble, ceramics, tiles, bricks, FRP, basalt and glass etc.3. Technique ... diamond grinding wheel diamond drill bits diamond grinding pastediamond grinding stone 7. Every parameter like coating width, grit, diameter etc ...