Exactly why you’d want a water-powered and, in turn, CD-powered blade thing, I don’t know. I do know that it makes for an interesting YouTube video. No, it’s not as amazing as the New Haircut video (could be NSFW, I don’t know) but it’ll kill about two minutes of your long, boring day.

Jager bombs.

Hose-Powered Magnetic CD Turbine with Sawblade [Boing Boing Gadgets]