
Heli Spring Customized High-Quality Stainless Steel Wire Forming Spring. 29 Years Manufacturing Experience: Over two decades of R&D and production expertise in spring manufacturing. Extensive Material Options: Carbon steel, stainless steel, alloy steel, copper wire, and more available. Wide Wire Diameter Range: Available from 0.1mm to 10mm to suit diverse application needs. Diverse Surface Treatments: Zinc, chrome, nickel, gold, powder coating, and oxide black options. IATF 16949 & ISO9001 Certified: Quality systems certified for automotive and general industrial standards. Customization Available: Full customization from samples or designs with flexible options. Fast Stock Delivery: 3 days delivery for stock items, 7-20 days for customized orders. Free Samples for Stock Items: Free samples provided for in-stock items, shipping cost applies.