If the cutter is lowered, a top quirk can be produced.
A full round/bullnose for stair treads can also be produced by taking a second pass from the opposite side of the workpiece.
D: 16.7mm
C: 7.7mm
B: 9.5 mm
B2: 12.7 mm
R: 2 mm
OL: 47 mm
Shank Diameter: 1/4 inch