Metal Sheet, Wire Mesh, Fence manufacturer / supplier in China, offering Multi-Material Self-Drilling Screws: Versatile Fastening for Thin Metal, Wood & Plastic Sheets, Stainless Steel Self-Drilling Screws: Corrosion-Resistant for Outdoor & Moisture-Prone Applications, Self-Drilling Screws with Sharp Drill Tip: Strong Grip & Anti-Loosening for Vibrating Environments and so on.