Router bits come in two sizes: 1/4 inch, used by most home woodworkers, and 1/2 inch, for more powerful routers. Some bits have pilot guides used to create detail work without a fence. Bits for creating dados, bevels and other special cuts are also available.

Rabbeting bits are used for cutting rabbet joints. Rout a rabbet gradually, in several passes, lowering the bit slightly after each pass.

Roman ogee bits are used to make S shapes and other designs.

Cove bits are used to shape decorative edges and milling moldings.

Fluting bits are used to cut decorative flutes.