Combine Solids
Use the Boolean: Combine tool to connect two or more solids together, retaining all of the material in both.
- 
                From the 3D ribbon, click the Boolean > Combine tool.
                

Figure 1. - Optional: 
                On the guide bar, click 
                    to edit the tolerance value.
             - 
                Select solids in the following ways:
                
- Click Find on the guide bar to detect solids within the given tolerance.
 - Manually select individual solids by left-clicking.
 - Click and drag to draw a window. Only intersecting solids in the enclosed region are selected.
 
 - 
                Review each intersecting solid by clicking 
 and 
 on the
                        guide bar.
             - 
                Combine solids in the following ways:
                
- In the modeling window, hover over individual intersecting solid pairs and left-click to combine.
 - On the guide bar, click Combine All to combine all of the intersecting solids.
 


Figure 2.