Color Zinc Plated (Yellow Zinc) Hex Nuts are manufactured from carbon steel. The surface is finished with color electro-galvanizing, presenting iridescent yellow coating.
It provides better rust protection than black oxide, with lower cost than stainless steel fasteners.
Full range of metric sizes available, commonly matched with hex bolts, spring washers and flat washers.
Widely used in steel structures, guardrails, machinery and furniture hardware for indoor & semi-outdoor applications.