... diamond point,polished 1)Iron Wire, Falt Head,Diamond Point,Smooth ShankSize:3/8”-7” 9.5mm-178mmGauge:BWG20-BWG4 0 ... .89mm-6mmFinished Surfacement Shank: Bright, C.C., V.C., Electro Galvanized, Hot Dipped Galvanized ... your specific requirment ,your response will be highly valued. concrete nail