●STEEL CONSTRUCTION - Jam-resistant 23/13, 1/2-inch staples ●100-SHEET CAPACITY - For stapling 50-100 sheets ●CHISEL POINT TIPS - For precise paper penetration and stability ●50 STRIPS of 100 - 100-Count strips ●HEAVY DUTY USE - For use in heavy-duty staplers that take 23/13 staples with 13mm legs and not smaller commonly used staplers