High-Precision Spiral Extension Spring – Industrial-Grade Fastening Solution
Crafted from premium carbon steel for superior tensile strength and corrosion resistance, ensuring long-lasting durability under heavy loads. Precision-engineered with tight coil tolerance (±0.05mm) for consistent force distribution, ideal for automotive, machinery, and aerospace applications. Heat-treated for enhanced elasticity, maintaining performance in extreme temperatures (-30°C to 120°C). Versatile use in DIY projects, door mechanisms, and medical devices for reliable tension control. Exclusive bulk pricing – wholesale rates for industrial buyers with no minimum order limits. Globally certified (ISO 9001, RoHS) for quality assurance and safety compliance. Fast global shipping with custom packaging options for large-volume procurement.