Amana 51566 Features: • Shape the full edge of a workpiece with a bullnose radius bit. • Ideal for shaping stair treads, window sills, table and counter edges, shelves, and making moldings. • The “nose diameter” is the thickness of stock that can be nosed, i.e., given a full 180-degree roundover. • Flats at top and bottom of the cutting edges create fillets on stock thicker than the nose diameter. • Must be used with an edge guide on handheld routers or the fence on a router table. • Use in a table mounted router • Not for use in a hand held router!