Trend C076X1/2TC Rounding over 6.3mm radius x 12.7mm 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=1 inchD=25.4 mmC=1/2 inchC=12.7 mmB=9.5 mmB2=12.7 mmR=1/4 inchR=6.3 mmShank Diameter=1/2 inch