Product Details: Manufacturer Part Number: C22507|Drill Bit Size (Inch)|27/64Drill Bit Size (Wire)|Drill Bit Size (Letter)|Drill Bit Size (mm)|Drill Bit Size (Decimal Inch)|0.4219Drill Bit Material|High Speed SteelDrill Point Angle (Degrees)|118Coating/Finish|OxideFlute Type|SpiralCutting Direction|Right HandPoint Type|StandardPrimary Workpiece Material|AluminumSpecification Number|Coolant Through|NoNumber of Flutes|2Drill Bit Finish/Coating|Flute Length (Inch)|3-15/16Primary Workpiece Material Code|K; N; PShank Diameter (Decimal Inch)|0.4219Overall Length (mm)|136.53Overall Length (Inch)|5-3/8Overall Length (Decimal Inch)|5.3750Spiral Type|RegularFlute Length (mm)|100.01Flute Length (Decimal Inch)|3.9375Series|1899Tool Application|Flute By Diameter Ratio|Shank Diameter (Inch)|27/64Shank Diameter (mm)|10.72Maximum Drilling Depth (Decimal Inch)|Maximum Drilling Depth (mm)|Maximum Drilling Depth (Inch)|Shank Length (mm)|36.52Shank Length (Decimal Inch)|1.4378Shank Length (Inch)|Number of Flats|Drill Point Length (mm)|Drill Point Length (Decimal Inch)|Drill Bit Diameter Tolerance|+0.0000 to -0.0010 inWeb Thinning|Web-ThinnedWeb Configuration|TaperedShank Type|Straight-CylindricalTool Performance|General PurposeStandards|ASME B94.11M; DIN 338Double Margin|Drill Bit Grade|General PurposeDrill Bit Size Range (Decimal Inch)|0.4000 - 0.5000Drill Bit Size Range (mm)|Material Grade|Specification Designation|Product Service Code|UNSPSC Code|23241634