"The Renovator Twist-A-Saw is the ultimate tool for all your remodelling and renovation jobs. This tool can cut most of your building materials including tiles, steel, drywall. It also can be used for glass etching, engrave, grinding polishing and sand. No doubt it will be best companion in your renovation works at your home."
Not sure if its the "ultimate tool", but its probably good for a few little jobs around the house.
Deluxe kit includes bits & the twist-a-flex hose.
Demo/Instructional video
$299 @ Mitre 10 (Edit: this is a New Zealand link)
$40 @ Big W
from 198 to 40$ wow that is a huge 300% profit