HSS Pro Cobalt Drill Bit Cassettes
                        
                            
                            IRWIN HSS Pro Cobalt Drill Bit Cassettes
                         
                        
                            
                            
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                            HSS Pro Cobalt Drill Bit Cassettes
                            Features:
                        - Perfect for drilling stainless steel.
 - 135º split point grinding ensures perfect centring and reduced drilling pressure.
 - High heat resistance and improved wear resistance.
 - 5% cobalt.