Standard Pack = 1 piece(s). Type = i-Dream Drill Holder ; Flutes = 2 ; Flute Type = Spiral ; Minimum Insert Diameter = 0.9449 Inch ; Maximum Insert Diameter = 0.9531 Inch ; Diameter = 0.9213 Inch ; Shank Diameter = 1.25 Inch ; Shank Length = 2.375 Inch ; Flange Diameter = 1.46875 Inch ; Maximum Drill Depth = 4.7187 Inch ; Overall Length = 8.3906 Inch ; Length x Diameter = 5xD ; Coolant Through = Yes ; Coating = Nickel-Based ; Material = Alloy Steel ; Series = ZG ;