simple drawing

-) place the views
-) use the function "Break" from the "Place Views"-menu for the shortening in the middle
-)use the function "Breakout" from the "Place Views"-menu at the end to show the thread. Therefore you must create a sketch showing the borders of the breakout (with closed contour in the sketch)
-) dimensions and GD&T can be created from the "Annotate"-menu

or Shaft Generator

as per autodesk inventor:

For circular part:
Draw a centre line --> draw half of its curvature --> Revolve

next the flat part: plane to tangent --> select curvature
Next: Sketch --> draw sketch --> Extrude

Last Chamfer.

The instruction should be valid for other software as well.

here you go m8 part for raafat rod