Material: Carbon Steel
Yellow Zinc Plated Carbon Steel Phillips Flat Head Self-Drilling Screw – Features a yellow zinc passivated surface with a thick zinc layer for enhanced protection, excellent salt spray resistance, and long-lasting rust prevention, wear resistance, and anti-aging properties. The sharp self-drilling point enables drilling and tapping in one step for efficient installation. The threads provide tight engagement with excellent load-bearing and pull-out resistance. The matte finish offers a subtle luster. Suitable for outdoor light steel structures, color steel sheets, photovoltaic mounting systems, and other medium-corrosion-resistance applications.