Cut foamboard V-grooves to perfection using the Cos-Tools V-Groove Cutter. Features include adjustable blade depth, quick change blade clips, magnetic blade slot, on-board blade storage drawer and five blades. Will V-groove in up to 1/2 in. thick foamboard. Use with Cos-Tools Channel Rail, Logan Adapt-A-Rule or Team System. Use replacement blades XC-5 and XC-20.