Galvanized Roofing Nail with Big Umbrella Head SHANDONG XINHONGJI METAL PRODUCTS CO., LTD. Base Info Standard:ISOType:Roofing NailMaterial:IronTrademark:oemTransport Package:CatonSpecification:1,4′′--12′′Origin:ChinaHS Code:7317000000 Description Pre:Common Round Head Nail/Iron Nail with Less Head Next:New Products Twisted Shank 9bwg X 2.5" Umbrella Head Roofing Nails