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.
Amana Tool D 1/2 Inch Straight Plunge Router Bit 45226 specifications
- 1/2 inch diameter
- 1 inch cutting height
- 1/4 inch shank
- 2-1/8 inch overall length
- 2 flutes