Manufacturer Part Number: 557u 10|Taper Pin Size|#10Small End Diameter (Decimal Inch)|0.5799Flute Type|SpiralShank Type|SquareOverall Length (mm)|Overall Length (Decimal Inch)|9.3125Overall Length (Inch)|9-5/16Coating/Finish|Bright/UncoatedFlute Length (mm)|Flute Length (Inch)|6-13/16Flute Length (Decimal Inch)|6.8125Large End Diameter (Decimal Inch)|0.7216Shank Diameter (Decimal Inch)|0.6250Shank Diameter (mm)|Shank Diameter (Inch)|5/8Shank Diameter|5/8Spiral Direction|Left HandTool Material|High-Speed SteelSeries|557UTool Application|Hole Enlarging; Hole Finishing; Hole ShapingTool Performance|General PurposeCutting Direction|Right HandPrimary Workpiece Material|Primary Workpiece Material Code|Secondary Workpiece Material|Secondary Workpiece Material Code|Taper Rate|1:48Number Of Flutes|Product Service Code|UNSPSC Code|