Designed for manual, precision cutting, Precision Pro punch features patented pin technology. Adjustable centers make it easy to cleanly punch two or three holes up to its maximum sheet capacity. Easy-glide tray captures chips to help keep desktops clean. Reliable performance meets long-lasting durability. The black/silver color scheme is also stylish, with a professional appeal. Sheet Capacity: 10; Operating Method: Manual; Number of Holes: 2-3; Hole Diameter: 9/32″.