Freeman FS-151K 15.5-Gauge 1-1/2" Glue Collated Flooring Staples with 1/2" Crown (1000 count) designed for the installation of tongue and groove hardwood flooring such as cherry, oak, maple, and walnut. These flooring staples are made of galvanized steel for strength and durability. They are the pinnacle of quality and value, and are compatible with most 15.5 gauge flooring nailers capable of firing 1-1/2" glue collated staples with a 1/2" crown ? such as Freemans PDX50C, PFL618BR, PFL618C, and PDX50Q. Each box includes 1,000 flooring staples to ensure you have plenty of fasteners at your fingertips while on the job.