Most popular with teachers! High-quality, self-sharpening, hardened steel blades. Premium guillotine style paper trimmer can cut up to 15 sheets. Heavy duty maple base and die-case metal cutting arm provide lasting durability and precise cuts. Tension spring keeps arm in place in any position. Cast-metal handle and cast-iron bearing housing. Clear spring cover, safety guard rail, and handle lock. 1/2 in. alignment grid etched on to board surface. Ruler marker in 1/16 in. increments. Limited 10-year warranty. Perfect for shared workspaces with high volume projects, photo and paper trimming needs. Shipped directly from our supplier. Allow extra delivery time.