Manufacturer Part Number: 1640404-AC|Drill Bit Size (Inch)|Drill Bit Size (Wire)|#21Drill Bit Size (Letter)|Drill Bit Size (mm)|Drill Bit Size (Decimal Inch)|0.1590Drill Bit Material|CobaltDrill Point Angle (Degrees)|130Coating/Finish|Bright/UncoatedFlute Type|ParabolicCutting Direction|Right HandPoint Type|SplitPrimary Workpiece Material|Specification Number|DIN 338Coolant Through|NoNumber of Flutes|2Drill Bit Finish/Coating|Flute Length (Inch)|1-11/16Primary Workpiece Material Code|Shank Diameter (Decimal Inch)|0.1590Overall Length (mm)|75.00mmOverall Length (Inch)|2-15/16inOverall Length (Decimal Inch)|2.9375inSpiral Type|Flute Length (mm)|42.86Flute Length (Decimal Inch)|1.6875Series|Tool Application|Flute By Diameter Ratio|Shank Diameter (Inch)|Shank Diameter (mm)|Maximum Drilling Depth (Decimal Inch)|Maximum Drilling Depth (mm)|Maximum Drilling Depth (Inch)|Shank Length (mm)|Shank Length (Decimal Inch)|Shank Length (Inch)|Number of Flats|Drill Point Length (mm)|Drill Point Length (Decimal Inch)|Drill Bit Diameter Tolerance|Web Thinning|Web-ThinnedWeb Configuration|TaperedShank Type|Straight-CylindricalTool Performance|Standards|Double Margin|Drill Bit Grade|High PerformanceDrill Bit Size Range (Decimal Inch)|0.1500 - 0.2000Drill Bit Size Range (mm)|Material Grade|M35Specification Designation|DINProduct Service Code|UNSPSC Code|23241634