Ten small extension springs in a single pack. Each spring is made of steel with a wire diameter of 0.6 mm and an outer diameter of 5 mm. Lengths range from 15 to 60 mm and all springs come with hooks for easy attachment. Key benefits - Durable steel construction for reliable performance in metalworking projects - Hooks on every spring enable quick and secure installation - Compact and versatile size range covers a variety of tasks - Pack of 10 pieces provides immediate availability for different applications - Consistent wire and outer diameters help ensure predictable tension and fit Specifications - Quantity: 10 pieces - Wire diameter: 0.6 mm - Outer diameter: 5 mm - Length: 15-60 mm - Material: Steel - Ends: Hooks Why you need them - Suitable for DIY metalworking projects and general metal fabrication - Appropriate for light to moderate tension needs in industrial settings - Provides options for different assemblies within the same purchase Compatible uses and applications - Small enclosure, cabinet or tool storage hardware where a compact return or tension spring is required - Prototyping and hobby metalworking projects that need reliable, lightweight springs - Light-duty mechanisms in equipment or devices where quick hook installation is beneficial Use scenarios - Replacing worn or missing springs in a small metal cabinet or latch with a compact, hook-ended spring - Adding tension to a lightweight DIY metalworking jig or fixture during assembly - Retrofitting or repairing small devices that require a compact extension spring with easy hook attachment Performance notes - Designed for light to moderate tension tasks in metalworking and industrial contexts - Hooks facilitate straightforward installation and removal, aiding maintenance and replacements This description maintains the original product specifications and scope, while presenting clear, customer-oriented details and practical usage guidance.