Going back all the way to 1921, when DeWalt wasn't even an established company yet, soon-to-be founder Raymond DeWalt filed ...

It has a screw shaped end point. Not as clean cut as a twist or flat bit. It is used with a hand drill Wood Hole saw Comprised of a twist drill surrounded by a large circular tube with a saw teeth.

While it is up to the individual user, solely relying on hand tools for carpentry and woodworking is perfectly viable.