
High Strength Dln 933 Black Galvanized Hex Bolts 8.8. High Strength Grade: Available in 8.8 and 12.9 grades for superior durability. Customization Options: Supports customization from samples and designs with professional engineering assistance. Free Standard Samples: Free samples provided for standard products; customer pays express fee. Quality Inspection: 100% visual inspection by packing staff before shipment. Extensive Experience: Over 30 years of experience in fasteners with cooperated factories. Material Traceability: Full traceability of raw materials ensures product authenticity. Flexible Payment: Accepts LC, T/T, PayPal, D/P, Western Union, and small-amount payments. Fast Lead Time: Within 15 workdays for both peak and off-peak seasons.