CARL Heavy Duty Rotary Paper Trimmer 25 inch. - 12250 Heavy-duty 30-sheet rotary trimmer with carbide blade, patented rail system, calibrated metal base, adjustable magnetic paper gauge and storage compartment The choice for the most demanding trimming projects. The patented locking rail mechanism holds paper firmly in place while the premium carbide blade ensures an accurate cut. CARL Model number DC-250, cuts up to 30 sheets. Adjustable magnetic paper gauge is great for making repetitive cuts. Premium carbide blade ensures a clean cut Patented locking rail mechanism holds paper firmly in place Adjustable magnetic paper gauge is great for making repetitive cuts Handy storage compartment for extra blades and cutting mats Limited lifetime warranty -excluding blade and cutting mat