Low force design makes it 40% easier to use than standard three-hole punches. Punches through up to 12 sheets of paper with advanced cutting dies. Easy-to-use empty waste collection compartment eliminates mess. Features PaperPro's jam-free technology. Convenient paper guide with ruler. Handle locks in down position for easier storage. Sheet Capacity: 12; Operating Method: Manual; Number of Holes: 3; Hole Diameter: 9/32 in.