Stamping red-hot bolt heads - Frickin' Amazing
/r/Frickin: Frickin - Better than mildly interesting and all the other mild subreddits. This subreddit is for frickin' things! You can post anything safe for work, as long as it's frickin something! - November 29, 2022 - 11:32
Bolts Manufacturing
/r/ManufacturingPorn: Manufacturing Porn - How Things Are Manufactured - Everything related that serves your obsession for manufacturing and industrial process. Inspired by Discovery Network's "How It's Made". - November 29, 2022 - 04:09