The 2-1/4 in. x 15-Gauge Angled Finish Nails are ideal for general nailing jobs with wood materials and for rough nailing of lathing and sheathing materials. These nails are designed for use with Hitachi NT65AA, NT65MA, NT65MA2, NT65MA3, NT65MA4 and NT65GA nailers. This item measures 2-1/4 in. in length and comes in a 4,000-pack. Every Hitachi accessory is designed to the highest standards and is rigorously tested for both performance and durability. Since its inception, Hitachi has pioneered innovative technologies that have improved the quality of craftsmanship worldwide. Hitachi is a leader in power tool research and development and has achieved many firsts in the power tool industry. Today, Hitachi continues the tradition of innovation and engineering with new features in addition to classic quality.