Guess you've never hung a full sheet of plywood or a long cabinet. A four foot level on an eight foot wall is just guessing. Sure, you can patchwork it together. Or you can get it right the first time. Renting one for twenty bucks beats a day of shimming and cussing. Different tools for different jobs.

Just teach them to fear the magic smoke.

Skipping the start kills the character growth.

Switched to a vibrator for our green sand molds last spring. Saw a drop in blowholes on the heavier sections, honestly. The old guard griped about density too, but our scrap rate went down.

So where do you think that hour rule even came from originally?