Create perfect adjoining foamboard joints with FoamWerks Foamboard Rabbet Cutter. The innovative ergonomic construction and dual blade action create one-stroke finished results. It can cut with both a right-handed push style and left-handed pull style action. It is ideal for 3D models, craft projects, home décor, school projects and more. Fits replacement blades WC-10, WC-25 or WC-100.