10本セット ヘビーデューティースチール製伸縮ばね 3/8Inch ×12Inch 、0.047Inch のワイヤーを使用したデュアルフック式テンションスプリング。機械の修理、産業用機器、網戸、およびヘビーデューティーなプロジェクトに必須のアイテムです。

12-Inch Dual-Hook Tension Springs, 10-Pack
✔️ 12-inch length, 0.37 in OD, 0.047 in wire, dual hooks

These 12-inch extension tension springs are built from nickel-plated spring steel for durability. They’re designed for heavy-duty use in machinery, industrial equipment, gates, screen doors, furniture, and automotive repairs where reliable tension matters.

✅ 10-Pack value set for long-term projects
✅ Length 305 mm (12 in); Outer diameter 10.10 mm (0.37 in); Wire 1.2 mm (0.047 in)
✅ Nickel-plated spring steel for corrosion resistance and fatigue durability
✅ Dual-hook ends for quick, secure installation on eyelets and mounts
✅ Suitable for machinery, industrial equipment, gates, screen doors, furniture, appliances, and automotive repair
✅ Note: size variations ±3 mm due to manual measurement

💡 What is a common use for heavy-duty extension springs in industrial equipment?

They’re handy for maintaining consistent tension, absorbing shocks, and guiding motion in tough systems.

• Heavy-load handling in machinery and production lines
• Secure, easy mounting with dual-hook ends
• Made from nickel-plated spring steel for durability
• Good for repairs, DIY projects, gates, and appliances