Marti Michell Perfect for cutting 45 degree diamonds and mitered corners on quilt borders. Numbered left to right and right to left with visually strong vertical lines every 1/8 inch to make cutting strips easier. An extra set of inch marks mid ruler for easier alignment. The point has specially engineered no dog ears corner. Laser-cut marking holes on the mitered seam are just the right size for sharp pencil points or other long tipped pens to reach the fabric at the correct point.