The Olfa 18mm Rotary Cutter is ideal for cutting fabrics quickly and easily for quilting, patchwork, sewing and craft projects. The rolling blade is made of high-quality tungsten carbide tool steel for unparalleled sharpness and superior edge retention. With it’s straight handle, the 18mm cutter is suitable for both right and left handed use. This cutter is ideal for use with quilting and patchwork templates and for trimming seams. Replacement blades also available.