High Strength Grade: Grade 12.9 carbon steel hexagon head nuts for heavy-duty applications.
Multiple Standards: Complies with DIN, ANSI, GB, JIS, and BSW international standards.
Customized Services: OEM/ODM support available based on customer samples and drawings.
Free Sample Policy: Free samples provided if in stock, buyer covers air shipping cost.
Fast Delivery: Sample orders ship in 5-7 days; container orders in 15-20 days.
ISO Certified: Manufacturing process certified under ISO9001:2008 quality standards.
Wide Application: Suitable for heavy industry, mining, water treatment, and retail sectors.
Professional Manufacturer: Factory direct supply with 20 years of experience in fastener solutions.