Extractor fingers fit into flutes of broken tap and a few turns of a tap wrench removes broken tap.
                    Unit of Measure
                    
               
        
            
                                                                                Units Per Package | 
                                                                        N/A 1 | 
                                                                                Size Inches | 
                                                                        N/A 1-1/8" | 
                                                                                Size MM | 
                                                                        N/A 28mm | 
                                                                                No. of Flutes | 
                                                                        N/A 6 |