Centerless fine grinding cbn wheel for glass Grinding hard alloy,carbide rod,etc. Durable,wide range, ... glassGrinding hard alloy, carbide rod external roughing and other tools;Durable,wide range,less heat,sharp,High grinding effciency,Passed ... custom-madeApplicationUsed for semi-atuo, external circular, plane, unintentionally, tools, cutting, notching and free grinding.AdvantageThey can be used in ...