Electric hole punch simplifies daily punching jobs with two-hole and three-hole punching flexibility. Easy push-button operation allows simple use for uncomplicated performance. Hole punch drills 9/32" holes through up to 24 sheets of 20 lb. paper at a time with fully adjustable centers. Paper alignment guide ensures perfect punching. Extra-large throat accommodates oversized paper. Jam reverse knob easily clears jammed papers. Chip-view window lets you see when to empty the paper chip tray.