200mm 8inch Electroplated Diamond Grinding Disc 12.7mm Bore for Gemstone and Glass

200mm 8inch Electroplated Diamond Grinding Disc 12.7mm Bore for Gemstone and Glass. Electroplated Diamond Layer Electroplated Diamond Layer. 200mm Large Grinding Surface 200mm diameter provides a practical grinding area for flat and surface grinding applications. 12.7mm Arbor Hole Standard 12.7mm bore for convenient installation on compatible grinding machines and equipment. 1mm Thin Design Only 1mm thick, suitable for applications requiring a thin and lightweight diamond grinding disc. Multiple Grits Available Available in different diamond grit sizes to meet rough grinding, intermediate grinding and fine grinding requirements.