Magnate 7556 Barley Twist Carbide Tipped Router Bit - 2-1/2" Cutting Diameter; 2" Shank Length 2-1/2" Cutting Diameter; 2" Shank Length; 1/2" Shank Diameter; 5/16" & 1-1/4" Radius 5/16" Profile Height; 2 Flute