BDK U grooved wheels for CNC machine U and V shape Top1 manufacture in China ... quality ISO9001:2008 BDK U grooved wheels for CNC machine Specification(mm): NameOuter DiameterThicknessInner Diameter glass grooving SERIES2004,6 ... ,8,10,15,20501603,6,8,10,15,2022,90 Machine semi-automatic glass engraving machine and CNC-machine UsageIt is ... quality products. BDK U grooved wheels for CNC machine