Swingline Paper Trimmer, Rotary Paper Cutter, 18" Cut Length, 30 Sheets Capacity, Commercial, Heavy Duty, SmartCut (9618) DURABLE CONSTRUCTION  Heavy duty trimmer uses a rotary blade for precise trimming. Designed for durability, with a large, sturdy metal base. 18" CUTTING LENGTH  18" cutting length handles everything from everyday trimming to challenging projects. Great for use on oversized documents. Concealed rotary trimmer blade ensures user safety. CUTS 30 SHEETS  Rotary trimmer easily cuts through large stacks, cutting up to 30 sheets. Excellent for use in high-volume projects. Manual clamp holds papers in place for accurate trimming. ACCURATE CUTS  Making precise cuts is easy with the convenient alignment grid. A dual scale ruler on the base ensures accuracy, whether youre measuring in inches or centimeters. REPLACEMENT BLADE & MAT  Parts are easy to replace. Replacement straight blade (9613RB) and cutting mat (9618CM) are sold separately. BUILT TO LAST  Swingline stands behind this high-quality trimmer with a limited 1-year warranty.