... 15BWG We can also produce other type nail, pls check the pics bellow for reference: U-type nail Screw Nail Drywall Screw Steel ... are as follows:1. wire series: galvanized wire, black iron wire, PVC coated wire, U-type wire, redrawing wire, cut wire ... copper wire mesh etc3.nail series: common nail, roofing nail, steel arranging nail, brad etc the technical factory of steel arranging nail manufacturer