
Carbon Steel Hex Flange Head Bolt (DIN6921) High Tensile Strength. Wide Material Options: Available in Carbon Steel and Stainless Steel to meet diverse application needs. Custom Non-Standard Products: Non-standard products available based on customer drawings or samples. Multiple Surface Finishes: Options include Zinc, Black, H.D.G., Decromet, Plain, and Nickel Plated. High Tensile Grades: Available in grades 4.8, 5.8, 6.8, 8.8, 10.9, and 12.9 for high strength. Comprehensive Certification: Certified with ISO, GS, RoHS, and CE standards for quality assurance. Extensive Size Range: Sizes available from M5x10 to M48x300 covering M5 to M36. Fast Small Quantity Delivery: Small quantities available in short time with full sizes in stock. Diverse Product Line: Specialized in bolts, nuts, screws, washers, thread bars, and fastener fittings.