Seco JABRO® Tornado End Mill, High Speed High Precision Non-Center Cutting Single End Torical, Series: HSM/Tornado JH142, 4 mm Diameter Cutter, 1 mm Corner Radius, 50 mm Overall Length, 4 mm Length of Cut, 4 Flutes, Right Spiral Flute, 6 mm Shank Diameter, Right Hand Cutting Direction, 28 deg Helix Angle, Cylindrical Shank, ANSI Code: JH142040G2R100.0Z4-HXT, Solid Carbide, HXT/PVD Coated