320-20 Carbide Tipped Corner Round 5/16 Radius x 1-1/8 Dia x 1/2 x 1/4 Inch Shank with Ball Bearing

Description

The corner-rounding bit rounds an edge to a given radius. The tool is shouldered to cut a fillet. The cut can be used to ease edges, as a simple profile, or as a part of a complex one. Also known as roundover, rounding over, and quarter-round.