Optima 40 Desk Stapler combines jam-free flat clinch technology and 40-sheet capacity. Offers an ergonomic handheld design that takes less effort to operate. Quietly staple documents from 2 to 40 sheets with standard-size staples. Staple with up to 50 percent less effort than a conventional stapler. Staples lie flat on the back of documents with flat clinch technology. Stapler will not jam when you use Swingline S.F. 4 or Optima Premium Staples. Innovative, Quickload magazine system allows strips of 210 staples to be quickly and easily loaded at the front of the stapler. Desk stapler offers durable metal construction, 2-1/2" throat depth and soft grip surfaces.