1.ISO9001 certified, exemption 2.best quality and lowest price 3.supply all kinds of nails:clout nails/panel pin nail... Common nailLength:12.7mm-200mm(1/2”--8”)Shank Diameter: 0.89mm--6.05mm (4BWG-20BWG)Surface Treatment: polished, galvanized, or copperizePacking: 25kgs/carton , 20kgs/carton;5kg/box, 8boxes/carton; 1kg/box , 25boxes/ctn.. or as your request