common nail (factory) 1.Finish: polish, E.G., H.D.G. 2.Material: ... .Length:1/2"-10",BWG4-20 4.galvanized.... common nail (factory)Diameter (mm): 1.2 - 4.5 Length (mm): 20 - 100 ... . D. G. And P. C. FinishShank: Screw / ring /smooth Nail, nails, screw nail, roofing nail, hardwareSize: 3/4"x18G, 1"X14G ... the point to the underside of the head. common nail (factory)