Rapid® 5080 Staple Refill Cartridge 1/8" Staple Cartridge Holds 5,000 Staples And Easily Loads Into The Stapler. Patented Cartridge Design Replaces The Most Worn Part Of The Stapler Each Time A New Cartridge Is Inserted. Refill Is Designed For Use In Rapid's 5080e Professional Electric Stapler. Each Staple Fastens Up To 90 Sheets.