This Punching Tool has been designed for use with the Silhouette Cameo® 4 Machine.Simply use the software to select whether you want to weed the negative space (like for a vinyl decal) or the positive space (like for a stencil) and your Punch Tool will then create weeding points to make it easier to weed your vinyl and heat transfer projects.Features & Benefits Includes 1 Punch Tool Designed for use with the Silhouette Cameo® Allows you to punch weeding points in your vinyl and heat transfer material Specification Punch Depth: 0.8 mm