Leading manufacture/ ISO Concrete Nail, Common Nail Diameter:1.5mm-6mm Shank: Smooth Accept custom-made Common Nail, Iron Nail, Roofing Nail, Concrete Nail, Steel Nailmaterials: Q195, Q235Finish: Bright, Electro Galvanized, Hot Dipped Galvanized, Painted,etcReference specifications:Concrete Steel NailsElectro-GalvanizedBlue-FinishedNail LengthGauge No.Approx. pcs per lbNail LengthShank Diameter1" ...