Rotary trimmer features an enclosed, stainless steel blade that is only exposed when trimming to safely cut up to 10 sheets of 20 lb. paper at a time. SafeCut blade cartridges are easily interchangeable for increased flexibility. The base contains a unique, integrated storage compartment for your cartridges to keep them within quick reach. Metallic cutting-bed cover adds a layer of protection for enhanced durability. Variable paper clamp keeps items securely attached for precise cuts. Plus, its compact size & carry handle make portability a breeze for effortless transportation. Rotary trimmer includes straight, perforated, wavy & fold blades.