Even the wildest ideas call for precise smart and easy-to-use tools like the compact Fiskars Square Ruler (4.5 in x 4.5 in). Essential for quilters who need to cut small squares square up finished quilting blocks or center half-square triangles the square ruler features a highlighted ¼-inch seam allowance for accurate measuring. The easy-to-read grid lines make cutting perfect squares of fabric easier than ever before and includes 30- 45- and 60-degree bias line indicators to aid cutting perfect angles.