
Farview Outer Diameter 1 mm Exercise Lowering W463 Factori Plastic Handle Spiral Tension Coil Torsion Compression Springs. 20 Years Experience: Extensive R&D and manufacturing expertise in spring production. Comprehensive Material Options: Carbon steel, stainless steel, alloy steel, copper wire, and more. Wide Wire Diameter Range: Available from 0.1mm to 60mm for diverse applications. Multiple Surface Treatments: Zinc, chrome, nickel, powder coating, oxide black, and others. Global Certifications: IATF 16949:2016, SGS, ROHS, and ISO9001 certified. Custom Packaging: Inner plastic bag, outer carton, or wooden case per request. Fast Production Time: Typical lead time of 7 days based on order quantity. Flexible Payment Terms: 30% down payment, 70% before shipping, adjustable if needed.