Dahle 448s Large-Format Rolling Trimmer

20 Sheet Cutting Capacity - 51" Cutting Length - 37" Height x 15.1" Width x 59" Length - Self-sharpening, Sturdy, Metal Base, Automatic Clamp, Non-slip Rubber Feet - Aluminum, Metal, Metal, Steel, Plastic, Rubber - Blue - 1 / Carton. Self-sharpening blade hones itself as you cut for lasting performance. Automatic clamp gently compresses your work to prevent shifting.