Loop around, bottom to top until they all align.
Rotate to reveal the magic words in each line.
Once you knock everything out of the park,
With these seven lines you can make your mark.
Each of the line contain a single object (word or phrase).
Move the letters up and down/bottom to top only.
All 7 objects/components when combined are used to make a mark.
Parts of a device that puts mark on paper
Printers, Copiers, Electrophotography
Edit: Added hints. Updated the image using @kristinalustig's handy little tool.