The Silhouette 2mm Kraft Blade is available for use with the Silhouette Cameo® 3 and the Silhouette Portrait® 2. It can be used in tool chamber 1 of the Silhouette Cameo® 4 with a special adapter. The 2mm Kraft Blade allows you to cut specialty craft materials, such as chipboard, acetate, leather, and craft foam. The Strong Tack Cutting Mat may be recommended for use with some materials when using the 2mm Kraft Blade. Please visit the tools compatibility chart for further information on tool compatibility. Product Details: Blade Material: Stainless steel Adjustment Method: Manual adjustment (turned by hand)  Blade Length Range: 0.1 mm - 2 mm For use in cutting: Chipboard Acetate Craft Foam Leather Select Specialty Materials Compatible Machines: Silhouette Cameo® 4 * Silhouette Cameo® 3 Silhouette Portrait® 3 * Silhouette Portrait® 2 Silhouette Curio™ * Newer machine models require a tool adapter to use this blade. ** Not compatible with the original Portrait, the original Cameo, the Cameo 2, or other older Silhouette cutting models.