Manufacturer Part Number: 558u 6|Taper Pin Size|#6Small End Diameter (Decimal Inch)|0.2773Flute Type|HelicalShank Type|StraightOverall Length (mm)|Overall Length (Decimal Inch)|5.4375Overall Length (Inch)|5-7/16Coating/Finish|Bright/UncoatedFlute Length (mm)|Flute Length (Inch)|3-11/16Flute Length (Decimal Inch)|3.6875Large End Diameter (Decimal Inch)|0.3540Shank Diameter (Decimal Inch)|0.3594Shank Diameter (mm)|Shank Diameter (Inch)|23/64Shank Diameter|23/64Spiral Direction|Left HandTool Material|High Speed SteelSeries|558UTool 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|