A plow made of iron. A plow is a farming implement (or "tool" for most of you) to turn over land and expose the soil for the first stages in preparing a field for seeding crops.
For purposes of example we'll use a rectangular style driveway. I personally plow my 75X30 driveway with a 60 inch plow mounted to my Polaris 800 ATV.
I start by angling my blade all the way extreme...