Akiles EcoBind-C Plastic Comb Binding Machine Punching Capacity: 20 sheets per lift (20 lbs bond) Punch Length: 12" with open throat for longer documents Binding machine Capacity: Up to 2" All Around Punch Handle: Allows operator to use both hands, for an easier punch action Fully Disengageable Pins: Allows punching of all paper sizes without any partially punched holes