we offer steel nails. typeso common wire nailssizelenght: 8dia: 1.6 to 4.2mmsurface: polished galvanized electro galvanized hot dipped galvanized o concrete nailssizelength: 12mm to 250mmdia: 1.2mm 5mmsurface: polished galvanized electro galvanized hot dipped galvanized o roofing nailssize: 2 x 1012 bwg, 2.5 x 10 bwg, 3 x 9 bwgsurface: polished galvanized electro galvanized hot dipped galvanized