COB-1 contains 15 blades in a plastic case, packed in a plastic bag.
Specialty blade makes perfect circles every time. Snap-off replacement blade for use with compass circle cutter CMP-1 and CMP-1/DX helps make perfect circles every time. Ideal for crafts, model making, photography, scrapbooking, memory books and sign-making. This blade made from high quality carbon tool steel is produced using OLFA precise multi-step production process for unparalleled sharpness and superior edge retention.