Add documents to three-ring binding systems easily using this OfficeMate Deluxe medium-duty three-hole punch. Pierce through multiple pages quickly. Featuring a built-in chip drawer, this tool offers easy punching without the mess, and the ergonomic handle is padded for added comfort. This three-hole punch can puncture up to 20 sheets of paper at once, making it simple to put together manuals, training guides and other documents. Sheet Capacity: 20; Operating Method: Manual; Number of Holes: 3; Hole Diameter: 9/32".