Gvz nails with smooth shank FF NP 90x3.1mm Smooth Galv, The professional range of nail-packs (NP) is perfect for the roofing and construction industry. The nails are available in lengths 51 - 90 mm and guarantee maximum durability and ease of use for wood-to-wood connections. The 34-degree framing nails with high-quality waxed paper collation and the corrosion resistance that exceeds Eurocode 5 standard ensure safe working. In addition, the range is compatible with all available clipped head framing nailers.