Use this square ruler to square-up flying geese and triangle pieced squares. Also great for cutting long strips. *Product cannot to be sold on any 3rd Party site such as Amazon, Etsy, Ebay or any other 3rd Party sites.* Features 1/8”, 1/4”, 1/2” and 1” lines, 30°, 45° and 60° lines, and is laser precise. Made in USA.