Material Made from 304 stainless steel for corrosion resistance and long service life. Precise size Wire diameter: 0.5 mm (0.02 in) Outer diameter: 3 mm (0.12 in) Length: 220 mm (8.66 in) This exact sizing provides a strong, secure fit for a range of assemblies and helps deliver dependable performance. Strength and elasticity Features strong hooks at the ends and a uniform pulling force for reliable operation. Loops at both ends supply firm attachment points. Maintains elasticity under tension to provide consistent resistance and resilient . Key benefits Corrosion resistance and durability from 304 stainless steel. Predictable, consistent tension with durable elasticity. Secure end attachments with loops for easy integration. Precisely sized to fit a variety of applications. Applications and use scenarios Electronics and enclosures: suitable as a panel or access door spring in small equipment and tool housings. Automotive and machinery: used for lever or linkage actions, panels, and lightduty securing links in assemblies. Toys, construction, and general hardware: appropriate for mechanisms that require a reliable force and easy attachment points in DIY projects and professional builds. Industries and compatibility Widely applicable across electronics, tools, toys, construction, and machinery. Suitable for both commercial production and projects requiring a dependable tension spring with precise dimensions.