NailChina Umbrella Head 9g *2.5, 12g*2, 10g*2.5 Galvanized Roofing Nail with Twist/Smooth Shank 3kg/Box, 8boxes/CTN, 25kg/CTN, 50kg/Gunny Bag, 1kg/Bag, 25bag/CTN, Find details about China Galvanized Roofing Nails, Black Drywall Screw from Umbrella Head 9g *2.5, 12g*2, 10g*2.5 Galvanized Roofing Nail with Twist/Smooth Shank 3kg/Box, 8boxes/CTN, 25kg/CTN, 50kg/Gunny Bag, 1kg/Bag, 25bag/CTN