1a1 Vitrified Diamond And Cbn Grinding Wheel - Jdrdiatool ( China ) - Offers to Sell and Export - Sunday 5 November 2017 2:54 am - 1a1 vitrified diamond and cbn grinding wheel 1 1a1 vitrified diamond cbn wheels 2 a vitrified bonded diamond wheel is used for grinding the hardened brittle materials like steel tungsten c...