The KW-Trio circular shear cutting head (reference 01300366) is the replacement part that restores the original cutting precision to your stationery equipment. Equipped with a highly durable, sharp, hardened steel rotating blade protected by an ergonomic plastic holder, it glides smoothly along the shear's track, cutting paper, photographs, and cardstock without leaving burrs. Replacing it is simple and safe. Perfect for graphic arts studios, photographers, and offices.