Cut perfect straight edges on any depth of foamboard from 1/8" to 1/2". FoamWerks Straight Cutter features adjustable blade depth, quick change blade clip, magnetic blade slot, on-board blade storage drawer and five blades. Use with FoamWerks Channel Rail, Logan Adapt-A-Rule or Team System. Use replacement blades WC-10, WC-25 or WC-100. IMPORTANT: Always use a scrap piece of foamboard underneath the piece you are cutting. This is to protect the tool and extend the life of the blades.