Vinyl Coated Ring Shank Coil Nail 1)Material:Carbon Steel 2)Shank:screw,ring,smooth 3)Finish:Polished/Vinyl Coated/Z. ... /H.D.G Artical:Vinyl Coated Ring Shank Coil NailsDiameter:2.0mm-3.3mmMaterial:stainless steelShank:screw,ring,smoothModel:Flat,conicalSurface ... per customer's requirments.We offer various coil nails,concrete nail,roofing nail,screw nail. Coil Nail