Standard Pack = 1 piece(s). Flute Length = 6 13/16 IN ; Flute Type = Spiral Flute ; Large End Diameter = 0.7216 IN ; Material = High Speed Steel ; Overall Length = 9 5/16 IN ; Shank Type = Straight Shank ; Size = 10 IN ; Size Type = Wire Gage Size ; Small End Diameter = 0.5799 IN ;