... Good quality ISO9001:2008 CNC machine need BDK U grooving wheels Specification(mm): NameOuter DiameterThicknessInner Diameter glass grooving SERIES2004,6,8,10,15 ... ,8,10,15,2022,90 Machine semi-automatic glass engraving machine and CNC-machine UsageIt is mainly used in grooving mirror, furniture glass, glass ...