Description Compatible Silhouette America Machines: Portrait 3 Portrait 4 Cameo 4 Cameo 5 * Not compatible with other Silhouette cutting models Blade Length Range: 0.1 mm – 1 mm; 10 Levels of depth, up to 1mm With the AutoBlade, you don’t have to manually adjust your blade. The Silhouette Studio® software program will provide recommended cut settings for common material types, which can be adjusted in the software as needed. When you send the job to your Silhouette machine, the AutoBlade will automatically be adjusted according to the selected setting from the software.