... :roofing coil nail 2.surfac treatment:E.G,H.D.G 3.Material:Q195,Q235 4.Length:1"-4" 5.Shank ... :Smooth,Twisted,Ring roofing coil nail1.Material:Q195,Q2352.Surface treatment:polished, ... ,pallet making4.Packing:250 nails per coil,300 nails per coil,350 nails per coil 30 coils/carton,35 coils/carton ... Sincerely welcome you to contact with us freely! roofing coil nail