Add comfort to punching tasks with soft-touch gel padded handle. Adjustable paper centering guide ensures accurate punching. Pre-set to punch holes to fit a standard three-ring binder. Lock-down handle large capacity chip pan. Non-skid feet to keep punch in place while punching. Durable steel construction. Sheet Capacity: 40 Operating Method: Manual Number of Holes: 3 Hole Diameter: 9/32".