1.00 METRIC SIZE, COBALT DRILL BIT, JOBBER LENGTH

1.00MM METRIC SIZE, COBALT DRILL BIT, JOBBER LENGTH. DECIMAL EQUIVALENT-.0394 FLUTE LENGTH-17MM OVERALL LENGTH 41MM. MANUFACTURED TO NATIONAL AEROSPACE STANDARD 907. MADE OF HEAT RESISTANT COBALT. THEY DISPLAY HIGHER RED HARDNESS WHICH PERMITS SPEEDS UP TO 30% GREATER THAN SIGH SPEED STEEL DRILLS AND ARE ESPECIALLY EFFECTIVE IN DRILLING TOUGH, HIGH TENSILE STRENGTH MATERIALS LIKE STAINLESSS STEEL, INCONEL, AND TITANIUM. THE 135 DEGREE SPLIT POINT IS SELF-CENTERING AND REDUCES THRUST.