This Sew Easy Patchwork Ruler is a fantastic tool for a huge range of quilting projects, dressmaking work and so much more. Its ideal for drafting and altering patterns. This patchwork ruler cuts half square triangles from 0.5to 6.5finished size. It is laser cut for precision, giving you smoother and more accurate cutting thanks to its clear and easy-to-read lines. There is an integrated 0.25seam allowance. Made from durable acrylic, this ruler will be ideal for use with a rotary cutter and cutting mat. Size: 16.5 x 17.5cm (6.5 x 6.9 inches) Made from durable acrylic Cuts half square triangles from 0.5to 6.5finished sizeLaser cut for precisionHang hole for easy storageClear and easy-to-read linesIntegrated 0.25seam allowanceIdeal for drafting and altering patternsSew Easy Patchwork Ruler 6.5 Inches. quilting sets for beginners