SUNKIN 138PCs Self Tapping Screws for Metal, Hex Head #12 x 2-1/2 Inch, Self Drilling for Thick Steel, Less Effort Installation, Long Lasting Anti Rust Coating

SUNKIN 138PCs Self Tapping Screws for Metal, Hex Head #12 x 2-1/2 Inch, Self Drilling for Thick Steel, Less Effort Installation, Long Lasting Anti Rust Coating

• FAST SELF DRILLING – Save Time & Effort Spiral drilling point reduces friction by up to 30%, allowing faster, smoother self drilling with less pressure. Ideal for high-volume fastening and demanding job sites.
• HEAVY DUTY – Drills Up to 1/2" Steel Designed as self drilling Tek screws for metal, these screws penetrate up to 1/2 inch mild steel or aluminum with ease. Perfect for construction, industrial, and professional DIY projects.
• CERAMIC COATED – EXTREME CORROSION RESISTANCE Advanced silver ceramic coating outperforms standard zinc plating, passing 1,000-hour salt spray and 15-cycle Kesternich tests for long-lasting performance in harsh environments.
• HEX HEAD – HIGH TORQUE, NO CAM-OUT 5/16" A/F hex washer head delivers maximum torque and secure clamping force, reducing stripping and slippage when fastening thick metal or hardwood.
• VERSATILE APPLICATIONS – METAL & WOOD Ideal for metal-to-metal and wood-to-steel fastening, including metal framing, roofing, solar panel mounting, workshops, and home improvement projects.