To create a joint chain with an IK handle

1. In the Animation menu set (press F2), select Skeleton > Joint Tool > .

   The Joint Tool settings panel appears.

2. In the Joint Tool settings, turn on Create IK Handle.
3. Set the IK Handle Settings as desired.
4. Close the Joint Tool settings panel.

Now when you create a joint chain with the Joint Tool, an IK handle is automatically created with the joint chain.