Manufacturer Part Number: C03106|Drill Bit Size (Inch)|5/16Drill Bit Size (Wire)|Drill Bit Size (Letter)|Drill Bit Size (mm)|Drill Bit Size (Decimal Inch)|0.3125Drill Bit Material|High Speed SteelDrill Point Angle (Degrees)|118Coating/Finish|Flute Type|SpiralCutting Direction|Right HandPoint Type|StandardPrimary Workpiece Material|AluminumSpecification Number|Coolant Through|NoNumber of Flutes|2Drill Bit Finish/Coating|Bright/UncoatedFlute Length (Inch)|3-3/16Primary Workpiece Material Code|Shank Diameter (Decimal Inch)|Overall Length (mm)|114.30Overall Length (Inch)|4-1/2Overall Length (Decimal Inch)|4.5000Spiral Type|FastFlute Length (mm)|Flute Length (Decimal Inch)|Series|2012Tool Application|Flute By Diameter Ratio|Shank Diameter (Inch)|5/16Shank Diameter (mm)|Maximum Drilling Depth (Decimal Inch)|Maximum Drilling Depth (mm)|Maximum Drilling Depth (Inch)|Shank Length (mm)|33.34Shank Length (Decimal Inch)|1.3125Shank Length (Inch)|Number of Flats|Drill Point Length (mm)|Drill Point Length (Decimal Inch)|Drill Bit Diameter Tolerance|-0.0010 to 0.0000 inWeb Thinning|Web-ThinnedWeb Configuration|TaperedShank Type|Straight-CylindricalTool Performance|Standards|ASME B94.11MDouble Margin|Drill Bit Grade|General PurposeDrill Bit Size Range (Decimal Inch)|0.3000 - 0.3500Drill Bit Size Range (mm)|Material Grade|Specification Designation|ANSIProduct Service Code|UNSPSC Code|23241634