Staple Pins of Kangaro 23/8-H 1000-piece pack: 25–50 pages is the capacity. Heavy-duty function A convenient 1000-pack. This 1000-staple pack is made for the Rexel line of heavy-duty staplers and tackers. Up to 20 sheets can be penetrated by staples of an 8 mm length. made according to exact specifications out of steel. created to ensure precise and trouble-free stapling.