Manufacturer Part Number: 20821-1250|Minimum Drill Diameter (Inch)|1-1/4Minimum Drill Diameter (Decimal Inch)|Minimum Drill Diameter (mm)|Maximum Drill Diameter (mm)|Maximum Drill Diameter (Decimal Inch)|Maximum Drill Diameter (Inch)|1-3/4Maximum Drill Depth (mm)|Maximum Drill Depth (Inch)|8-1/8Maximum Drill Depth (Decimal Inch)|Spade Drill Length|StandardShank Type|FlattedShank Taper Size|Shank Diameter (mm)|Shank Diameter (Inch)|1-1/4Shank Diameter (Decimal Inch)|Length Type|StandardDrill Depth by Diameter Ratio|Tool Material|SteelOverall Length (Inch)|11-5/8Overall Length (mm)|Overall Length (Decimal Inch)|Coolant Entry Style Code|3- Axial Concentric & RadialSeries|HP-BFlute Type|StraightFlute Length (mm)|Flute Length (Decimal Inch)|Flute Length (Inch)|8-1/8Body Length (Inch)|8-23/32Body Length|Body Length (Decimal Inch)|Shank Length (Inch)|3-1/2Shank Length (mm)|Shank Length (Decimal Inch)|Tool Performance|High PerformanceCoolant Hole Thread Size|1/4Coolant Hole Thread Type|NPTPrimary Workpiece Material|UniversalPrimary Workpiece Material Code|K; M; N; PSecondary Workpiece Material|Secondary Workpiece Material Code|Standards|Rotary Coolant Adapter Compatibility|Coolant Through|YesSystem Of Measurement|UNSPSC Code|