Professional binding system saves your time by quickly punching up to 25 sheets at a time with the push of a button. Great for presentations!!! I’m perfect condition. Was not used often Reduced punching errors through the use of vertical punching Punches 4:1 Pitch .2475 44 Hole Pattern Self-lubricating dies Automatic jam-stopper which quickly reverses punching jams Built-in document-sizer that assists you in knowing exactly what diameter of coil you have Large & powerful coil roller quickly spins coil into place - allowing for simply and effective document binding Designed for office use Quiet operation that conserves energy by not running continuously Large chip drawer