
DIN933 931 Stainless Steel 304 316 A2-70 A4-80 Hex Head Bolt. Multiple Material Options: Available in Stainless Steel (SUS201/304/316/410) and Carbon Steel grades. Customizable Colors: Options include silvery, black, color zinc, and other custom finishes. Flexible Size Customization: Sizes are produced according to specific client demands and drawings. Comprehensive Quality Control: Strict process from incoming inspection to final quality control and testing. High Precision Manufacturing: Capable of strictly following tolerance on drawings for high precision parts. OEM and ODM Services: Custom-made hardware available based on customer drawings or samples. ISO 9001 Certified: All processes adhere to ISO9001:2008 procedures for quality assurance. Fast Delivery for Standard Parts: Standard parts delivered within 7-15 days; non-standard within 15-25 days.