Amana - A45452 1 1/2" Cut Diameter Straight Plunge Router BitAmana A45452 1 1 2" Cut Diameter Straight Plunge Router Bit Use a two flute bit where fine finish is paramount. Two flutes balance the bit, eliminating vibration that degrades the cut finish. Two cuts per revolution yield a smooth surface, but feed rate is slightly reduced. This two flute bit is perfect for precise cuts. Two flutes provide superior balancing, resulting in cutting accuracy and reduced vibrations. Expect a smooth finish and a slight