Dahle 558 Professional Rotary Trimmer

12 Sheet Cutting Capacity - 51" Cutting Length - 3.4" Height x 15.1" Width x 59.9" Length - Automatic Clamp, Self-sharpening Blade, Adjustable Alignment Guide, Metal Base, Screened Guide, Non-slip Rubber Feet - Metal, Plastic, Steel, Aluminum - Blue - 1 / Carton. Self-sharpening blade hones itself as you cut for lasting performance. Aluminum guide bar provides strength and accuracy.