Manufacturer Part Number: 68820|Drill Bit Size (Inch)|5/16Drill Bit Size (Wire)|Drill Bit Size (Letter)|Drill Bit Size (mm)|Tool Material|High Speed SteelCoating/Finish|Bright/UncoatedFlute Length (Inch)|5-1/8Flute Length (mm)|Shank Type|TangedPoint Type|SplitFlute Type|ParabolicCoolant Through|NoDrill Point Angle (Degrees)|135Overall Length (mm)|Shank Diameter (Inch)|5/16Shank Diameter (mm)|7.94Drill Bit Size (Decimal Inch)|0.3125Flute Length (Decimal Inch)|Flute Length x Diamter Ratio|Overall Length (Decimal Inch)|6-3/8Cutting Direction|Right HandSeries|120DHShank Diameter (Decimal Inch)|0.3125Flute Length X Diameter Ratio|Maximum Drilling Depth (Decimal Inch)|Maximum Drilling Depth (mm)|Shank Length (Decimal Inch)|1.2500Shank Length (mm)|31.75Shank Length (Inch)|1-1/4Drill Point Length (Decimal Inch)|Drill Point Length (mm)|Shank Thread Size|Drill Bit Diameter Tolerance|+0.0000 to -0.0010 inTool Application|Self-CenteringTool Performance|Web Thinning|Web-ThinnedWeb Configuration|TaperedThreaded Shank|NoStandards|Double Margin|Specification Number|Drill Bit Grade|Heavy-DutySpiral Type|Specification Designation|Additional Information|Material Application3|Alloy Steel; Aluminum; Carbon Steel; Non-Ferrous MetalsMaterial Grade|PSC Code|UNSPSC Code|