- Top-Size (grinding aid coating) for cooler grinding and longer life – disc does not clog or burn.
 - Premium aluminum oxide grain and grinding aid for superior performance without burning or staining the material.
 - Heavy duty vulcanized fiber for extended life and production rates.
 
                    Unit of Measure
                    
               
        
            
                                                                                Units Per Package | 
                                                                        N/A 25 | 
                                                                                Size | 
                                                                        N/A 4-1/2" x 7/8" | 
                                                                                Grit | 
                                                                        N/A 36 | 
                                                                                RPM | 
                                                                        N/A 13300 |