Omnigrid Ruler 3 in x 18 in

The Omnigrid 3 x 18 ruler is portable with extra length; it is used when quilting to cut strips, shapes, bias pieces, and sashing strips; it's also ideal for making secondary cuts after cutting strips.
In general, Omnigrid rectangle rulers are used for cutting strips and trimming fabric edges during quilt making or when executing a variety of sewing and fabric craft projects
Use with a rotary cutter or a straight-edge blade
The 3 x 18 ruler has the following standard Omnigrid features:
Multiple degree angle lines for easy pivot of 30º, 45º and 60º cuts
Edge markings for accurate measuring
Laser cut edges for smooth, deep cutting
Patented double-sight lines that show up on light and dark fabrics
Heavy-duty durable acrylic material
Left- and right-hand numbering and angle system