
18-8 Stainless Steel Lag Screw Heavy Duty Wood Screws Coach Solar Panel Screw. Customizable Materials: Available in Carbon Steel, Stainless Steel, Duplex, Aluminum, Titanium, Brass, and Copper. Custom Service Support: We produce according to your specific drawings and requirements. Wide Size Range: Sizes available from M4 to M20 to meet various fastening needs. Multiple Plating Options: Options include Zinc, Dacromet, Geomet, Ruspert, and HDG for corrosion resistance. Flexible Delivery: Delivery time is 10-15 working days via Sea, Air, Train, or Express. Free Samples Available: Free samples provided if in stock; customer pays freight for customized samples. Certified Quality: Products certified with ISO, RoHS, and CE standards. 15+ Years Experience: Over 15 years of expertise in high-quality fastener manufacturing.