About This

Omnigrip square rulers are used for secondary cutting of strips, and to square up finished quilt blocks
Use for quilting, sewing and crafts - or any DIY project that calls for cut fabric
Use with a rotary cutter or a straight-edge blade
Patented non-slip backing to hold ruler in place during cutting
Edge markings for accurate measuring an laser cut edges for smooth, deep cutting
Patented double-sight lines that show up on light and dark fabrics
Diagonal line for triangle cuts and left- and right-hand numbering and angle system
Heavy-duty durable acrylic material