Leader Line
Click the leader line symbol point object from the Welding Symbols tool set to insert a leader line.
If this is the first time the object has been inserted in this session, the Object Properties dialog box opens. If the Attributes palette has not been set to use end markers, select the marker style, size, and angle from the Object Properties dialog box.
 
Once the leader line has been placed, its marker can be selected from the Attributes palette (see Marker Attributes).

Welding and Surface Texture Symbols : Leader Line

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