General use with full round head for clamping. For medium duty rust protection Conforms to Eurocode 5 and service class 2" Shank Dia. mm: 5.60 Length mm: 125 Finish: Galvanised Material: Carbon Steel Approx. Pcs Per 1kg: 42 Timco Round Wire Nails - Galvanised (Size 125 x 5.60 - 0.5 Kilograms) in Silver