
Zinc Plated Flat Head Screws for Construction and Assembly. Direct Factory Source: Manufacturer with experienced engineers and well-organized workshop. Full Customization: OEM/ODM support with customization from samples, designs, or full customization. 100% Quality Inspection: 100% inspection before shipment including visual and function checks. ISO9001 Certified: Management system certified ISO9001:2015 for quality assurance. Flexible Delivery: 5-20 days shipment; 5-10 days for stock items, 15-20 days for non-stock. Free Sample Available: Free samples provided; fee returned with bulk order placement. Secure NDA Protection: Sign NDA before receiving drawings to protect client intellectual property. Wide Surface Treatment: Options include Blue-White Zinc, HDG, Hot DIP Galvanized, and more.