Manufacturer Part Number: 0321L|Drill Point Angle|90Cutting Diameter (Inch)|1/2Cutting Diameter (mm)|Cutting Diameter (Decimal Inch)|0.5000Overall Length (Inch)|4-1/64Overall Length (mm)|102.00Tool Material|Cobalt M-42Coating/Finish|Bright/UncoatedSingle/Double Ended|SingleSeries|Flute Length (Inch)|Cutting Diameter (Inch)|Shank Diameter (Fractional Inch)|Overall Length (Decimal Inch)|4.0157Cutting Diameter|Flute Length (Inch)|Flute Length (Decimal Inch)|0.9843Flute Length (mm)|25.00Shank Diameter (Inch)|1/2Shank Diameter (Decimal Inch)|0.5000Shank Diameter (mm)|Flute Type|SpiralNumber of Flutes|2Shank Type|Straight-CylindricalPoint Type|Helix Angle|Manufacturers Grade|Tool Performance|General PurposeTool Application|SpottingCutting Direction|Right HandWeb Thinning|Web Thickness|PSC Code|UNSPSC Code|