Board cuts cardstock, artist black core mat board, 1/8" foam board and plastic sheets. Patented locking rail mechanism and luminous paper holder is made of light harvesting acrylic that makes cutting easy and accurate. Adjustable magnetic paper guide hold materials on a calibrated sturdy metal base board. Great for repetitive cuts. Features handy storage compartment for extra blades and cutting mats. Trimmer Board Type: Rotary; Sheet Capacity: 36; Cut Length: 18".