Although the underlying technology is over 100 years old, flexible shaft drain cleaners are a recent entry to the industry. Over the past decade, they have quickly gained a reputation for being the go-to tool for milling, pipe replacement prep and descaling. Along the way, plumbers noticed that they could be a formidable drain cleaner as well. Flexible Shaft machines are lighter and safer than snake-style drain cleaners, and because their cutting chains rotate in the 2,000 rpm range, they are like having a weed whacker down the drain. The only negative was that they couldn’t clear a severely clogged
