right-hand 10.0mm thread length hexagon head style alternate for cadmium plating: zinc flake/chromate per mil-c-87115 cl 1, or aluminum per mil-c-83488 cl 2, ty 2 cadmium surface treated m thread series
right-hand 18.0mm thread length hexagon head style alternate for cadmium plating; zinc flake/chromate per mil-c-87115 cl 1, or aluminum per mil-c-83488 cl 2, ty 2 cadmium surface treated m thread series