
M4-M12 Fastener Stainless Steel Hex Bolts ANSI/DIN Standard Plain Finish for Industry. Wide Material Selection: Available in Stainless Steel (304/316), Carbon Steel, Alloy Steel, and more. Custom Manufacturing: Supports OEM/ODM with custom drawings, materials, and surface treatments. Strict Quality Control: ISO9001 certified with 100% inspection and systematic quality control. Multiple Standards: Complies with ISO, DIN, ANSI, JIS, BS, and non-standard specifications. Flexible Delivery: Fast lead time of 10-15 days; supports sea, air, and express shipping. Free Sample Service: Free samples available for standard items to ensure quality before order. Versatile Applications: Ideal for machinery, construction, oil & gas, and wind energy sectors. Secure Packaging: Customizable packing with cartons, pallets, and wooden cases for safety.