Trend C078X1/2TC Rounding over 9.5mm radius x 15.9mm cut Bearing Guided Round Over & OvoloSelf-guiding cutters for rounding over edges do not require a side fence. They are supplied with two bearings. Use the larger bearing for a round-over. If the cutter is lowered, a top quirk can be produced. Bullnose mouldings can also be produced by taking a second pass from the opposite side of the workpce.Specification-D=31.7 mmC=5/8 inchC=15.9 mmB=9.5 mmB2=12.7 mmR=9.5 mmR=3/8 inchShank Diameter=1/2 inch