This Silhouette AutoBlade model is exclusively for the Cameo 3 and Portrait 2. 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. Please visit the tools compatibility chart for further information on tool compatibility. Blade Material: Tungsten Alloy (High-performance) Adjustment Method: Automated adjustment (controlled by software setting and adjusted by machine)  Blade Length Range: 0.1 mm - 1 mm For use in cutting: Paper Cardstock Sticker Sheets Heat Transfer Materials Vinyl Select Specialty Materials Compatible Machines: Silhouette Cameo® 3 Silhouette Portrait® 2 *Not compatible with other Silhouette cutting models