Swingline 12-Sheet Light Touch 2- or 3-Hole Adjustable Punch 50% less effort than comparable punches Non-marring chip catcher slides out to empty Durable metal construction 9/32" punch heads adjust for two- or three-hole punching. Sheet capacity is based on 20-lb. bond. (As more heads are added to a punch, the sheet punching capacity decreases.). Sheet Capacity: 12; Number of Holes: 2, 3; Hole Diameter: 9/32 in; Operating Method: Manual.