... with umbrella head Material:Q195/Q235 Feature:polished,bright,smooth shank Length:1"-3" Wire dia:4.0-2.5mm Roofing nails with umbrella ... headCharacteristic: Polishing with bright surface, diamond point, straight and smooth shank. 1 ... fence building.Package:120pcs Per coil,60 coils Per cartons2.Umbrella Roofing nailsSize: 1/2",3/4",7/8",1",1 ...