I think the answer is dependent upon where the individuals hair grows. Hair on the columella requires a small head. The E Type Schick is the smallest head in my collection.
Rolling the razor. Thats what I do with DE's.Place the top cap against your nostril with the handle almost touching your face, and while holding the cap against your nose, raise the handle away from your face. This is more scraping than shaving with the blade, but after 2-3 times all the crevices are smooth. I hope my description makes sense.