Make more crisp circular cuts with Circle Cutter Straight Blade. This circle cutter blade for scrapbooking is durable and can make up to 1,500 cuts. It features a steel circular blade encased in a safety cover so sharp edges are never exposed until it's placed in the blade housing and pressed down to initiate contact. You’ll love this blade to create smooth cuts on all CM cardstock and designer paper and is designed for use with the Circle Cutter (sold separately). Designed so you can get hundreds of cuts and even includes a 90-day warranty against manufacturer defects.