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. 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 Portrait® 3, 4 Silhouette Cameo® 4, 4 Plus, 4 Pro Silhouette Cameo® 5, 5 Plus Silhouette Curio® 2