
Factory Direct Sale Octovent Carbon Steel Hexaqona Head Bolt Nut and Washer. DIN Standard Compliance: Manufactured according to DIN standards for Class 4 grade fasteners. Versatile Size Range: Available in sizes from M5 to M20 to suit various applications. Free Sample Availability: Free samples offered, though freight costs are not covered. Multiple Payment Options: Accepts T/T, Western Union, Money Gram, L/C, and PayPal. Factory Direct Pricing: Direct sales from manufacturer ensuring competitive factory prices. Flexible Delivery Time: 5-10 days for stock items, 15-45 days for custom orders based on quantity. Heavy Duty Performance: Designed for light to heavy-duty fastening in solid concrete bases. Complete Fastener Set: Includes bolt, nut, and washer options like flat or spring washers.