Reduced effort manual design requires up to 40% less force than a standard paper punch. Soft grip handle locks down for storage making for a more comfortable simpler option. Great for light use in the office. Fixed heads create three 9/32 holes. A hole pattern in the punch base provides visibility into chip tray to see when it is full. Back opening and a removable base allow easy emptying of paper chips. Durable metal construction. Sheet Capacity: 12 Operating Method: Manual Number of Holes: 3 Hole Diameter: 9/32 .