Heavy-duty, three-hole punch is ergonomically designed to provide easier punching of stacks and punches through up to 30 sheets of 20 lb. bond paper. Punch heads easily adjust to 11 preset positions. Punch head creates 9/32" holes. Nonskid feet keep it in place while punching. Slide-away waste tray provides mess-free disposal of paper chips. Three-hole punch also offers built-in paper guide and an adjustable center.