... 2.High precision 3.Good service Glass Grinding Wheels for Edging Machines Outer DiameterD (mm) Hole DiameterH (mm) DiamondRim WidthW (mm ... ,50,22101035180,240Diamond glass grinding wheel for glass straight line edging machine are made of diamond powder and resin bond ,and ... polishing with a nice working surface. Glass Grinding Wheels for Edging Machines