Premium guillotine-style paper trimmer cuts paper, presentation materials, crafts and photos. Heavy-duty maple base and die-cast metal cutting arm provide lasting durability and precise cuts. Tension spring keeps arm in place in any position and works in conjunction with the protective guard rail and blade latch hook to lock the blade when trimmer is not in use for added safety. Alignment grid and dual-scale, SAE and metric ruler for precise measuring and perfect paper cutting. Non-slip rubber feet.