Irwin - 21/64" 135° Cobalt Jobber Drill

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Item #: 57826398Brand: IrwinModel #: 63121 Features and Benefits Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile all oys. Spiral flutes are constructed with a higher flute angle to remove chips more easily. Product Specifications Drill Bit Size (Inch) 21/64 Drill Bit Size (Decimal Inch) 0.3281 Drill Point Angle 135 Drill Bit Material Cobalt Flute Type Spiral Cutting Direction Right Hand Shank Type Straight Coolant Through No Flute Length (Inch) 3-5/16 Flute Length (Decimal Inch) 3.3125 Overall Length (Decimal Inch) 4.6250 Overall Length (Inch) 4-5/8 Point Type Split Point Spiral Type Regular Spiral Web Configuration Tapered Web Thinning Web-Thinned Material Grade M35 Series/List 631 Show more