... in China Good quality ISO9001:2008 BDK U grooved wheels for CNC machine Specification(mm): NameOuter DiameterThicknessInner Diameter glass grooving SERIES2004,6 ... ,20501603,6,8,10,15,2022,90 Machine semi-automatic glass engraving machine and CNC-machine UsageIt is mainly used in grooving mirror ... the basis of high-quality products. BDK U grooved wheels for CNC machine