has anyone made one or got any plans for one.
adam

Rorty has CAD designs for Roll Benders, Bead Rollers and Ring Rollers amongst other tools (benders, notchers, english wheel, folders etc.)

http://www.rorty-design.com/content/CAD_plans.htm

Prices are in Australian Dollars which are currently worth around 50p.

Arch rollers are the work of the Devil.

Are we talking about those things that bolt to hubs and bend the arch on the car? If so then ^^^ is correct they do nothing but ruin your car.