Trend C074AX1/4TC Rounding over 1.6mm radius x 7.9mm 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=15.9 mmC=5/16 inchC=7.9 mmB=9.5 mmB2=12.7 mmR=1/16 inchR=1.6 mmShank Diameter=1/4 inch