This is JLB428's flat bending jig. I bought it for $110.00 Yours for $80.00 shipped. I used it to bend 4 flats. That will last me life time.
Here is link on how to use it.webpages.charter.net/jlb428/oldstyle
Will accept paypal at 3%+. I am available to answer between 6:00 am - 3:00 pm CST