To Create a Feature Control Frame and Align to a Diameter Dimension (AutoCAD Mechanical Toolset)

Click Annotate tabSymbols panelFeature Control Frame. Find
Click the circle to attach the symbol to.
In the Feature Control Frame dialog box, enter the data.
Click OK.

To Create a Feature Control Frame Symbol (AutoCAD Mechanical Toolset)
To Create a Feature Control Frame Symbol, Using the Symbol Library (AutoCAD Mechanical Toolset)
To Create a Feature Control Frame Symbol With a Surface Indication Leader (AutoCAD Mechanical Toolset)
To Create a Feature Control Frame and Align to Dimension Text (AutoCAD Mechanical Toolset)
To Create a Feature Control Frame and Align to the Horizontal Landing of a Dimension
To Create a Feature Control Frame and Align to a Linear Dimension (AutoCAD Mechanical Toolset)
To Change the Toggle Symbol Leader Orthogonal Mode Key (AutoCAD Mechanical Toolset)
To Add a Secondary Leader to a Feature Control Frame Symbol (AutoCAD Mechanical Toolset)

Commands for Working With Symbols (AutoCAD Mechanical Toolset)