The Dahle 440 Premium Rotary Trimmer with a 14" cut length is designed for precision trimming of thicker material. It features a ground self-sharpening blade, an extruded aluminum guide bar for strength, and an automatic clamp to prevent shifting. This German engineered cutter is ultra-precise and ideal for trimming paper, cardstock, and matboard.This trimmer features a self-sharpening cutting system. No need to worry about replacing dull or worn blades, this system sharpens as you cut to maintain a perfectly honed edge. The blade's precision graduated edge will remove even the tiniest sliver of paper and produce a clean, burr-free cut.Holding your work securely by hand is no longer necessary. The trimmer’s integrated, automatic clamping system provides even pressure that prevents your work from shifting.For durability, this German engineered trimmer features a sturdy metal base. It’s a solid foundation that will never warp or crack.For measuring, the base contains carefully screened guides to help align your cuts. The guides indicate inch and metric measurements for all your trimming needs. Dahle’s 440 has a cutting capacity of up to 30 sheets and is a popular choice among professional photographers, print shops, and graphic design agencies.