Type: Umbrella head Roofing Nails Materials: Q195 Head: Umbrella head Shank: screw shank/Twisted shank/Smooth shank Point: diamond point Surface:bright (polished) , galvanized or golden, Packing: 7LBS 8Boxes 25Kgs/CTN, 25Kgs/Bag,50Kgs/Gunny Bag or according to your request. Application: Roofing Nails are widely used for jointing wood, roof board, roofing sheet and tightening wood or iron sheet.