With the Punch Tool for Cameo 4 you can have the Cameo 4 create weeding points for your vinyl and heat transfer projects. When you insert the Punch Tool into the Cameo 4 the software will prompt you to choose whether you want to weed the negative space (like for a vinyl decal) or the positive space (like for a stencil). Your Punch Tool (Cameo 4) will then go and create weeding points to make weeding vinyl or heat transfer easier and faster. 1 Punch Blade Fits the High Pressure Carriage of the Cameo 4 - Right Carriage Weed Vinyl and Heat Transfer Quickly & Accurately Only Works with Cameo 4 Cameo 4 Plus Cameo 4 Pro