Routing End Mill Upcut Spiral O Flute High Performance Number of Flutes 2 Single End Plunge Point End Style Center Cutting Type Right Hand Cut Carbide Uncoated Finish Dia 1/4 In Shank Dia 1/4 In Length of Cut 3/8 In Overall Length 2 1/2 In Cut Angle 11 Deg Helix Angle 11 Deg For Soft and Hard Plastic