Swingline Standard Staple Cartridge makes continuous high volume stapling easy - simply load the cartridge into your stapler and tackle your toughest tasks. The 5,000-staple cartridge provides long-lasting service for your most challenging projects. Precision-engineered chisel points are designed to cut through papers with ease, resulting in fewer frustrating jams and disruptions. Staples with ¼? length legs securely hold up to 30 sheets of paper. Easy-to-insert cartridges help you maintain productivity - with 5,000 staples, this cartridge can outlast even your biggest projects. Powerful productivity comes with a singular promise: Swingline provides a 100% performance guarantee when this cartridge is used with the following Swingline electric staplers: 69008 High Volume, Zephyr 690, and 520E.Amazon.comThe high-quality Swingline S7050050P cartridge staplesallows you to staple up to 5,000 times without reloading. The cartridge is designed to staple up to 30 sheets of 20-pound paper when used with Swingline cartridge electric staplers (models 69001 and 69008), or up to 25 sheets of 20-pound paper with Swingline's desktop cartridge electric staplers (models 50201 and 50204). Other features include a sharp chisel staple point that brings better penetration and reduces jamming, and a 1/4-inch leg length for added versatility.