We are offering glass grinding metal bond diamond OG edge wheel.1.Manufacturer since 1992 2. Steady quality 3.OEMODMMainly used for machining quartz crystal tungsten , carbide , ceramics, glass, composite , sapphire, ferrite, refractory , thermal spraying material, high speed steel , tool steel, mould steel, stainless steel, titanium alloy and so on and so on .