EZ Quilt 60 Degree Diamond Ruler can be used to make the perfect diamond shape designs and much more, by Darlene Zimmerman. EZ Quilting rulers have been designed specifically with quilters in mind. They are easy to use and you can create stunning quilts, from half square triangles, diamonds, dresden plates and many more, there is a template ruler to suit most quilters needs. Each ruler has a built-in quarter inch seam allowance, enabling accurate measuring, cutting and piecing with very little fabric waste. Perfect for quilting, sewing, crafts, even scrapbooking.