Gvz nails with ring shank FF NFP 63x2.8mm Ring Galv + 3 fuel cells. fischer have designed a professional range of Nail Fuel Packs for the roofing and building industry that are benchmarked to be the market leader. Available in sizes 51mm-90mm and in all service class corrosion resistances. The 34 degree framing nails are market leading in terms of strength, collation quality and usability. All nail fuel packs come with a multiple of gas fuel cells that work down to -15 C and will fire over 1100 shots per fuel cell. Our Galv range is also available in our New "Gassless" range of nail packs * Corrosion resistance according to Eurocode 5 standard. * Extended shelf life of 24 months. * Compatible with all clipped head framing nails * For wood to wood connections