... 120mm,125mm,130mm,150mm,180mm,230mm 2.Coating Ti 3.For granite,marble,glass,concrete,til Jiangyin Jiufeng Diamond Abrasive ... 2. Diamond grit: 40 - 120 available.3. Coating: nickel, chrome, titanium available. 4.Smooth cutting surface, high cutting speed.5. Cutting ... and grinding. 6.Usage: Suitable for cutting various hard Non-ferrous materials, such as marble, granite ...