Square End Mill, Grade General Purpose, List Number HG4C, Square End Mill Style, End Mill Material High Speed Steel, Dimension Type Fractional Inch, Milling Diameter 9/16 In., Number of Flutes 4, Single End, Length of Cut 1-3/8 In., Center End Mill Cutting Type, Overall Length 3-3/8 In., Finish Bright (Uncoated), Shank Dia. 1/2 In., Cutting Direction Right Hand, Helix Angle 30 Degrees, Corner Radius 3-3/8 In., End Mill Application Finishing. This item has been restricted from sale in the following state(s): []