High-volume, electric system has both foot pedal and push-button operation to maximize efficiency. Punches up to 25 pages. Three times faster than manual machines. Features punch pins and open-end throat for punching letter-size and odd-size sheets.Binds up to 425 sheets. Binds all sheet sizes up to 12". Extra-large drawer for paper scraps. Compatible with ZipBind spine. Comb selection gauge built into base. Solid steel construction for maximum durability.