The CMT 854.507.11 is a Bull Nose Router Bit. CMT Bull Nose Bits give you beautifully finished edges on stair treads, window sills and shelves in one clean cut. For an added touch, try using a cutter with a bead diameter wider than the stock thickness. CMT Bull Nose Bits have bead diameters that range from 1/4 to 1" and all bits have carbide tipped cutting edges, anti-kickback design and trademark orange PTFE Industrial Coating. Features: * Carbide Tipped * Shank Diameter: 1/2-Inch * Flutes: 2 * Overall Diameter: 1-3/8-Inch * Bead Diameter 3/4-Inch What"s In the Box: * CMT 854.507.11 Bull Nose Router Bit