June Tailor Exact Eighths Ruler
Exactly Eights Ruler.  A ruler designed to cut the difficult 1/8 inch increments in quilting. Rotary cut multiple strips quickly and accurately in all increments of 3/8 inch and 7/8 inch. These eighth inch increments are used for popular quilt blocks such as half-square triangles and flying geese blocks. Ruler measures 16-1/2 by 22 inches and is constructed of a clear acrylic.  Made in USA.