Standard Pack = 1 piece(s). Type = Spade Drill Insert ; Diameter = 3.125 Inch ; Thickness = 0.4375 Inch ; Insert Height = 1.25 Inch ; Point Angle = 144 Deg ; Holder Type = Series 5-6 ; Coating = Hardslick ; Grade = M4 ; Material = High Speed Steel ; System Of Measurement = Inch ; Series = S04 ;