Standard Pack = 1 piece(s). Flute Length = 1 11/16 IN ; Flute Type = Helical Flute ; Large End Diameter = 0.1638 IN ; Material = High Speed Steel ; Overall Length = 2 15/16 IN ; Shank Type = Straight Shank ; Size = 0 ; Size Type = Wire Gage Size ; Small End Diameter = 0.1287 IN ;