
Drywall Screws. Self-Drilling & Tapping: Features self-drilling and self-tapping tails for efficient installation in drywall. Anti-Corrosion Surface: Available in Black/Grey Phosphated or Zinc Coated finishes for good anti-corrosion ability. Customizable Design: ODM and OEM services are welcomed with customized design options available. Fast Delivery: 2-4 weeks delivery time for non-stock items; 5-10 days if goods are in stock. Manufacturer Direct: Direct manufacturer with over 20 years experience and 10,000+ sqm factory area. Wide Size Range: Lengths available from 11mm to 150mm to suit various drywall and wood applications. Quality Assurance: 100% inspection for finished products including visual and function checks. Free Samples: Free samples provided, though the buyer needs to pay for the freight cost.