Longarm Ruler - Quilter's Groove - Ruler with Grids 16.5"x16.5"

With a built in seam allowance it is perfect for squaring blocks 16in. It is perfect for large medallions and the corners of quilts. This ruler is smooth on the back. It is laser cut for accuracy and silk screened. Color: Clear Made of: Plastic Use: Quilting Ruler Size: 16.5in x 16.5in