New and exclusive from Amanda Murphy: contemporary quilt and fabric designer, teacher, and author, and Bernina Quilting and Longarm Spokesperson. You can use the 1/4 in. end to gauge space in between quilting lines; the tool can also be used for piecing to ensure a quarter-in. seam. It has a convenient hole to attach to a chain or machine so it's never far from reach. The perfect tool for accurate longarm quilting ruler work!