Manufacturer Part Number: 139007|Tool Compatibility|9/16 to 1-3/16 in Hole SawsHole Saw Compatibility|Minimum Saw Diameter Compatibility|Maximum Saw Diameter Compatibility|Shank Type|HexIntegral Pilot Type|Pilot DrillShank Cross-Section Shape|HexMinimum Chuck Size (Inch)|Minimum Chuck Size (mm)|6.00Arbor Material|SteelOverall Length (Inch)|Thread Size|1/2-20Shank Size (Inch)|1/4inAttachment Method|Threaded ShankIntegral Pilot Material|High Speed SteelNumber Of Flats|Shank Diameter (Inch)|Weldon Flat|NoShank Taper Designation|Maximum Cutting Diameter Capacity (Inch)|Minimum Tool Diameter Compatibility (Decimal Inch)|Chuck Size|Maximum Chuck Size (Inch)|Flange Thickness (Decimal Inch)|Number Of Pieces|Shank Diameter (Inch - 0 Decimals)|Neck Diameter (Decimal Inch)|Product Service Code|UNSPSC Code|