To Fillet a Corner and Dimension the Fillet (AutoCAD Mechanical Toolset)

You can automatically dimension the fillet when you fillet a corner.

1. Click Home tabModify panelFillet. Find
2. On the ribbon, in the Fillet Options panel, check the fillet size. To change the fillet radius:
   1. Click <Current tab>Fillet Options panelFillet Size drop-down. Find
   2. Select the desired fillet size from the drop-down.
3. Select <Current tab>Fillet Options panelInsert Dimension. Find.
4. Click an empty space in the drawing area.
5. Select the first line or arc that forms the corner.
6. Select the second line or arc that forms the corner.
7. Click an empty space in the drawing area to exit the dimension editor.