Wes wrote:

If you scroll to the bottom of the page, you will see a raw casting for a
25" x 3" wide raw casting that you can scrape in to use as a reference
surface. Â*At $210.00 plus S&H it seems like a logical first step for those
that want to improve your old iron.

Very nice tool, but quite expensive. You could get a 60° prism of accuracy 1
500mm long for 300.- EUR. Preisser brand (www.preisser.com). Mine will
arrive this week.

Nick