Amana tool 51572 Carbide Tipped Bulnose 3/8 R x 1-3/8 D x 1-5/16 CH x 1/2 Inch SHK w/ Lower Bal Bearing Router Bit

Ball bearing is the same size as the small diameter of the tool and rides against the template for an exact duplication. Ideal for shaping stair treads, window sills, table and counter edges, shelves and making moldings. The “nose diameter” (M) 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. Very useful for template or pattern routing Industrial qualityCarbide tipped Must be used with an edge guide on handheld routers or the fence on a router table.