Black Phosphated Carbon Steel Self Tapping Drywall Screws 20mm-100mm Gypsum Board Nails Fastener

Surface Treatment: Black Zinc Plated for enhanced corrosion resistance and long-lasting performance in drywall and interior applications.
Head Type: KA Cross Recessed Countersunk Head ensures precise installation and smooth surface finish for gypsum board fastening.
Material: High-strength Carbon Steel with Grade 4.8/8.8, durable and reliable for wood, drywall, and partition systems.
Self-Tapping Design allows quick and easy installation into wood studs and light steel frames without pre-drilling.
Widely used as Gypsum Board Fasteners, Drywall Screws, Plasterboard Screws, and Ceiling Fasteners for construction and interior decoration projects.