I miss this thing. It made a whirlpool big enough to swallow a luxury watercraft. Towards the end I turned it automatic by hanging a ratchet hook from the ceiling that looped around the drill's trigger, and a bungee cord attached from the side to keep it centered and prevent it from spinning in circles.
"A paint mixing attachment." pssh... Who am I, Rembrandt Harmenszoon van Rijn? MIne was cheaper, lighter, less abusive, fit into anything and mixed at two levels.