These machines have 2 rotating shafts with cutting knives that convert branches and small stems into wood chunks for fuel wood, cooking wood, and feedstock for charcoal. There are a variety of sizes to process wood up to 6″ in diameter. They’re offered in models intended for use with a bagger, or with a conveyor for bulk production. They can be powered with a tractor, a small engine, or by electric.
Learn more: https://woodchunkers.com