Replacement blade for deep cuts specific for CURIO and CAMEO3 plotters, allows you to cut some soft materials such as felt, rubber crepla, diapers, sponge, and other materials with a maximum thickness of 2 mm. The deep cutting blade is made of sintered tungsten alloy for durability. Recommended for exclusive use with Silhouette Curio and Silhouette Cameo3 under certain conditions it can also be used with cameo plotters (1 and 2) and portrait