Join PropertyManager
You create a joined part
from two or more other parts. Set options as described below.
Parts to Join
Parts to Join 
. Select two or more parts
to join (in the FeatureManager design tree or the graphics window).
Options
Hide
parts. Select to hide the original parts after the join is complete.
Force
surface contact. Select to extend any overhanging features up to
the next feature on the other part. The software finds the affected faces,
then extends the part containing the face with the smallest area into
the other part, and fills in any resultant gaps.
Related Topics
Creating
a Joined Part
Editing
a Joined Part
Identifying
the Parts in a Joined Part