Manufacturer Part Number: GH8815508|Counterbore Diameter (Fractional Inch)|Counterbore Diameter (mm)|Counterbore Diameter (Inch)|25/32Counterbore Diameter (Decimal Inch)|Pilot Shank Diameter Compatibility (Fractional Inch)|Pilot Shank Diameter Compatibility (Decimal Inch)|Pilot Shank Diameter Compatibility (Inch)|1/4inPilot Shank Diameter Compatibility (mm)|Tool Material|Cobalt; SteelCoated|Shank Type|StraightShank Diameter (Inch)|5/8Shank Diameter (Fractional Inch)|Shank Diameter (Decimal Inch)|Shank Diameter (mm)|Aircraft Style|NoFastener Size Compatibility (Fractional Inch)|Fastener Size Compatibility (Wire)|Fastener Size Compatibility (Wire)|Fastener Size Compatibility|Shank Taper Designation|Series|Shank Length (Decimal Inch)|Shank Length (Inch)|3-7/8Overall Length (mm)|Overall Length (Inch)|5-3/8Overall Length (Decimal Inch)|Flute Length (Inch)|Cutting Direction|Right HandTool Application|Tool Performance|Standard/Oversize Pilot|Primary Workpiece Material|Primary Workpiece Material Code|Secondary Workpiece Material|Secondary Workpiece Material Code|Material Application|Coating/Finish|Bright/Uncoated; PolishedNumber Of Flutes|3UNSPSC Code|