Buttweld toolbar: Side Lateral 
Victaulic toolbar: Side Lateral 
Command line: HLATW
Places a 45 degree lateral in the X-Y plane with the branch in the X-Z or Y-Z plane.
last point
Starts the component at the last point of the previously-created component.
Middle
Places the lateral at the centerline intersection of the branch and main.
Up
Places the branch of the lateral in the positive Z direction.
Down
Places the branch of the lateral in the negative Z direction.