The 12” Premier heavy-duty trimmer is a durable paper trimmer ideal for schools, churches and other small businesses. It boasts a 3/4” thick wood base with a permanent 1/2” grid featuring both Imperial and metric rulers that help to ensure proper alignment while cutting. It has a hardened steel, self-sharpening blade capable of cutting up to 20 sheets of standard stock as well as matte board, cardboard, film and tissue. The 12” Premier heavy-duty paper trimmer includes several safety features to keep you safe when cutting - the patented automatic blade latch locks with every cutting motion, a finger guard runs the entire length of the blade, and a torsion spring stops the blade from falling during operation. It has an ergonomic handle for easy-grip use and non-skid rubber feet to keep it steady during cutting. The 12” Premier heavy-duty trimmer is ideal for cutting smaller items up to 11 3/4” wide.