Omnigrip 12-1/2" x 12-1/2" Non-Slip Square Quilting Ruler by Omnigrid

Product description

• Highlighted 1/8" ruler markings along 2 edges of ruler for measurement and placement accuracy
• 1/4" dot and line grid pattern throughout ruler
• Perpendicular dot and line grid forms square outlines to aid in squaring up quilt blocks
• 1/2" additional width includes seam allowances
• Patented non-slip backing to help keep ruler in place while cutting
• Optical-grade acrylic with smooth, laser cut edges for rotary cutters and craft knives
• 45° diagonal lines for aligning pattern while squaring up quilt blocks
• Use to cut and square up blocks 12-1/2" and under