Umbrella Head Roofing Nails with Groove Shank for Construction QINGDAO CONSTAR TRADING CO., LIMITED Base Info Model NO.:moreStandard:ANSI, DIN, GB, ISO, JISType:Roofing NailMaterial:SteelTrademark:CONSTARTransport Package:ContainerSpecification:9G*2.5", 12G*2.5"Origin:ShandongHS Code:73182300 Description Pre:10/50PCS M0.8 M1 M1.2 M1.4 M1.6 M2 M2.5 M3 M4 M5 M6 A2-70 304 Stainless Steel Button Round Head Solid Rivet Self Plugging GB867 Next:Zinc Coated Umbrella Head Roofing Nails