Strong Extended Tension Springs — Open Hook Wire Spring 1.0mm, 1.5mm, 2.0mm

Upgrade your DIY projects, metalworking, or mechanical designs with our premium Open Hook Tension Springs, crafted for durability, strength, and precision. Made from high-quality spring steel (65Mn) and treated with high-temperature quenching, these tension springs provide strong pullback force while resisting deformation. Perfect for use in machinery, automotive, craft projects, or any custom application that requires reliable extension springs.

Why Choose Our Tension Springs:

• Multiple Wire Diameters: Available in 1.0mm, 1.5mm, and 2.0mm, with a variety of outer diameters and lengths to suit your specific project.

• Strong & Durable: Made from high-quality spring steel, these springs deliver excellent tension and long-lasting performance, even under repeated stress.

• Customizable & Flexible: Need a specific length or hook orientation? These springs can be customized to your needs, ensuring perfect fit and functionality.

• Precision Engineering: Each spring is designed with consistent coil spacing and robust hooks, meeting ROSH standards for safety and environmental compliance.

• Wide Application: Ideal for DIY supplies, metalworking, machinery, automotive repair, and craft projects. From pull-back mechanisms to extension tools, these springs are your go-to solution.

Specifications:

• Material: Spring Steel (65Mn)

• Wire Diameter: 1.0mm / 1.5mm / 2.0mm

• Outer Diameter: 10mm / 12mm / 15mm / 20mm (varies by model)

• Length: 60–300mm (customizable)

• Load Type: Extension

• Surface Treatment: High-temperature quenching

• Style: Open Hook

Tips for Buyers:

• Hook orientation may vary; if specific direction is needed, please specify when ordering.

• For bulk orders, contact customer service for special discounts.

**Upgrade your mechanical projects with reliable, high-strength tension springs that deliver consistent performance and long-lasting durability!