The Heavy Duty Manual Wire Binding Machine Comb 2 Loop Double-O Binder, 3:1 pitch. (FTD-1500B-F) is ideal for wire binding reports, booklets, school assignments, documents, etc. You can freely disengage any punching dies and pins for your special needs. The listed wire binding machine can bind up to 135 sheets and punches up to 15 pages (20lbs paper), which is a great tool for printing shops, professional offices as well as individual users. Manual Wire Binding Machine Binder Key Features. Metal based double-O wire heavy duty binding machine Easy to operate. Removable punching dies with disengagement pins. Binding capacity: 135 pages Punching capacity: 15 pages (20 lbs paper) Paper size: 8.5″x11″, Letter size Holes size: 4×4 mm Adjustable margin (hole position to edge): 3, 5, 7 Side margin control Waste drawer for paper scraps Package dimension: 19x 13 x 10 Package weight: nw: 20lbs, gw: 22lbs. We accept return on this item within 30 days from the date you receive the package. We do appreciate your business and your feedback is very important to us at FocusBinding. We will do our best to resolve your concern. For any concern about your order, please contact FocusBinding.