
Alloy Steel ISO 4017 DIN931 DIN933 Hex Head Bolt Grade8.8, 10.9 Full Threaded. Customized Length Options: Available in 1-41/2 inches or 6-350mm, with fully customizable lengths to meet specific project needs. Comprehensive Customization: Offers full customization, minor customization, and flexible options based on samples or designs. High-Grade Material Options: Manufactured from 35K, 40Cr, and 42CrMo materials with grades 8.8 and 10.9 available. Diverse Surface Treatments: Includes plain, zinc plated, HDG, black, PTFE, decromat, and geomet finishes for various environments. Wide Standard Compliance: Meets DIN, ANSI, GB, JIS, BSW, and GOST standards for both full and partial threaded bolts. National Technology Center: Testing center granted as National Enterprise Technology Center with stricter testing requirements. High Production Capacity: Annual production capacity reaches 1,500 million pieces with 10 production lines. Flexible Payment Terms: Accepts LC, T/T, D/P, PayPal, Western Union, and small-amount payments for buyer convenience.