To be in with a chance to win, all you need to do is sign up to the newsletter, if you buy something too, you'll get 5 more entries into the draw to win one of three prizes. The first one being the Lambo. It's a sander, still a nice prize though!
Just go here and enter your email address into the box at the top of the page to eneter the draw.
Further details in the Screwpak Newsletter2.pdf