pvariFLUTE End Mill, Center Cutting High Performance Regular Length Single End, Series 5994, 1 in Cutter Dia, 003 to 0035 in Corner Radius, 4 in Overall Length, 112 in Maximum Depth of Cut, 4 Flutes, Variable Flute, 1 in Shank Dia, Right Hand Cutting, 38 deg Helix Angle, Straight Shank, 10 Cobalt Micrograin Solid Carbide, AlTiN Coatedp.