Material:iron,high-quality low carbon steel Finish:electric galvanized, hot dipped galvanized,bright BWG9- 3-1/2" common nails BWG12- 2-1/2"We can supply various kinds of nails, such as common iron nails,concret nails,finishing nails,roofing nails,sinker nails,box nails, round wire spikes,fence staple nails, dry wall nails and plastic cap nails Nails