Equipped with PaperPro technology this three-hole punch easily and cleanly slices through up to 20 sheets with 50 percent less effort. Sleek all-metal construction delivers long-lasting premium performance. Integrated ruler and paper guide ensure consistent hole placement while the nonslip base provides extra stability during use. Built-in handle lock allows punch to be conveniently stored in drawers. Internal chip chamber empties through a rear door for neat disposal without having to remove the punch base.