
ISO9001 Certified M6 M8 M10 M12 Hex Head Steel Nut. ISO9001 Certified Quality: Certified ISO9001, ISO14001, and ISO45001 with strict quality control and professional QC team. Customizable Finish Options: Offers various finishes including Zinc, Black Oxide, Galvanized, and Nickel Plated. Comprehensive Grade Range: Available in DIN grades 4.6 to 12.9 and SAE grades 2, 5, and 8. OEM and ODM Services: Professional manufacturer accepting OEM and ODM orders with competitive pricing. Free Sample Availability: Free samples provided for standard fasteners to test and check quality. Wide Standard Compliance: Meets international standards including DIN, ANSI, GB, JIS, GOST, BSW, and ISO. Advanced Production Process: Cold forging for M2-M30 and hot forging for M30-M100 with in-house machining. Experienced Manufacturer: Over 30 years of experience with a 30,000 square meter modern production base.