Standard Pack = 1 piece(s). Type = Solid Submicron Grain Carbide End Mill ; Flute = 4 ; Diameter = 3/8 Inch ; Flute Diameter = 0.3750 Inch ; Series = 230M ; Flute Length = 0.3750 Inch ; Shank Diameter = 0.3750 Inch ; Overall Length = 2.50 Inch ; End Type = Square ; Helix Angle = 30 Deg ; Features = Shorter Flute Length For Rigidity, Dry Or Semi-Dry Machining, Up To 40% Faster Than Uncoated ;