Manufacturer Part Number: HP253-4220|Drill Bit Size (Inch)|27/64Drill Bit Size (Wire)|Drill Bit Size (Letter)|Drill Bit Size (mm)|10.72Drill Bit Size (Decimal Inch)|0.4220Tool Material|Solid CarbideCutting Direction|Right HandCoating/Finish|CoatedNumber Of Flutes|2Spiral Type|RegularFlute Type|SpiralDrill Point Angle|140Coolant Through|YesShank Type|Straight-CylindricalShank Diameter (Decimal Inch)|Drill Tip Finish/Coating|TiAlNOverall Length (mm)|102.00Overall Length (Decimal Inch)|Overall Length (Inch)|Shank Diameter (mm)|12.00Series|HP253Point Type|Web Thinning|R-ThinnedWeb Configuration|TaperedNumber of Margins|Drill Length Type|Screw MachineMaximum Drilling Depth (Decimal Inch)|Maximum Drilling Depth (mm)|Shank Length (Inch)|Shank Length (Decimal Inch)|Shank Length (mm)|Drill Point Length (mm)|Drill Point Length (Decimal Inch)|Flute By Diameter Ratio|3xDTool Performance|High PerformanceDrill Bit Diameter Tolerance|+0.007 to +0.025 mmStandards|Flute Length (Decimal Inch)|Flute Length (Inch)|Flute Length (mm)|55.00Drill Bit Grade|Drill Bit Size Range (Decimal Inch)|0.4000 to 0.4500Drill Bit Size Range (mm)|9.50 to 11.00Specification Number|Specification Designation|Material Grade|Product Service Code|UNSPSC Code|