GBC ClassicCut™ CL310 15" 15-Sheet Paper Trimmer These trimmers are ideal for cutting a wide variety of materials. The CL300 series trimmers can handle everything from tissue paper and foamboard to matboard and cardboard. They come with a durable metal base and no-slip rubber feet, so they stay in place when you''re cutting. Added features: ? Self-sharpening, stainless-steel blade. ? Protective guard rail. ? Latch hook locks blade. ? Aluminum die-cast metal handle. ? Alignment grid and ruler for accuracy. ? Durable wood base. ? 15 sheet cutting capacity (20lb) ? Limited 10-year warranty.