Duo Fast 5018C 20 Gauge Galvanized Staple 1/2-Inch Crown x 9/16-Inch Length, 5000 Pack High quality galvanized staple Excellent strip integrity provides superior holding power Chisel Point Staple Box contains 5000 galvanized staples Can be used in Duo-Fast CS5000 Compression Stapler the SureShot 5020DLAF Stapler and EWC5018A Electric Stapler