Crescent points are typically found on one flute router bits. They are good for both plunging, and flat bottom cutting.
Fishtail Point
Fishtail points are the most commonly seen in the wood routing industry. They are perfect when a rigid plunge point is needed.
Endmill Point
Endmill points are most often found on 3 and 4 flute routers. They are good for achieving a smooth finish on a flat bottom surface, and are commonly used in the plastics routing industry.
