'Corner Radius End Mill, Grade ALTIN-MT1, List Number 7S7R, End Mill Style Corner Radius, End Mill Material Carbide, Dimension Type Decimal Inch, Milling Diameter 1/2 In., Corner Radius 0.040 In., Single End, Number of Flutes 4, Length of Cut 1/2 In., Center End Mill Cutting Type, Overall Length 5 In., Finish AlTiN, Straight Shank Type, Shank Dia. 5/8 In., Cutting Direction Right Hand, Helix Angle 45 Degrees , Neck Length 0 In., End Mill Application Roughing'