... nail-jetting guns with different specification. We produce the coil nails with belowed features:Collation Type:wireCollation Angle:15°-16°Material ... ss304,ss316Finish:Bright,electric galvanize,hot galvanizeShank:Smooth,ring,screwNail Head:Flat head,countersunk head,domed headNail Point:Diamond point,chisel point,blunt point ... 3/8",3",3 1/4",3 1/2",4" coil nails,roofing nails,screw nails,pallet nails