OMNIGRID Marking Ruler Trio

Use this set of 3 rulers to quickly and accurately perform a variety of marking tasks. The center line is exactly ¹⁄₄″ from both edges of the ruler. This provides an accurate reference line for: marking ¹⁄₄″ sewing lines, adding ¹⁄₄″ seam allowances, checking ¹⁄₄″ seam allowances and marking ¹⁄₄″ quilting lines. Made of strong and durable premium quality acrylic plastic. Black markings. Laser cut to within 0.002″ accuracy with a smooth finish. Specially designed for right and left handed use. CAUTION: Do not use rulers with rotary cutters - knives or other cutting instruments. Rulers are designed for marking use only. Injury may result if rulers are used for cutting and trimming tasks.