Roll N Ruler 12 inch
The fabulous Roll N Rock replaces your protractor, compass, ruler, triangles, T-Square, ellipse template, French curves and parallel ruler. This all in one tool is easy to use for both right and left handed quilters and includes instructions. For use. Watch it in use on You Tube: http://youtu.be/ouXGdkLynOA The rulers all have a No Fault Lifetime Guarantee.