The Full Round-Head Smooth Shank Brite Basic Plastic Strip Framing Nails have a smooth shank and a bright finish. These Round-Head framing nails can be used with Hitachi NR83A, NR83A2, NR90AC, NR90AC2, NR90AC3, NR90GR and NR90AE nailers. Although they have no surface treatment, these brite basic nails can be used for general nailing of wood materials. With a straight shaft portion, this product provides excellent holding power in most wood applications. This item measures 2-3/8 in. in length x 0.148 in. in diameter 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.