Royal Sovereign Manual Binding Machine, 12 Punch (RBM-1200) Easily Punches up to 12 sheets of 20lb. paper ~Binding capacity of up to 150 sheets of 20lb. paper Can use up to 1" plastic binding combs ~Compact Design will easily fit on your desk and save space in your office Waste tray for paper chips included ~Adjustable for punching over-sized covers and pages Ergonomic handle makes binding and punching easy Bind books, reports, presentations and other documents ~Designed for light to moderate use