Extension Spring，Spring Pins，Replacement Springs，2Pcs Wire Diameter 1.5mm Stainless Steel Extension Springs With Closed Ring, Outer Diameter 12mm Cylindroid Helical Pullback Expansion Springs, Length

This extension spring is made of 304 stainless steel, with exquisite manufacturing process, smooth surface without burrs, accurate size and stable mechanical properties Size: wire diameter x outer diameter x length (mm), Length includes closed ring The springs are evenly spaced, provide uniform resilience, are easy to install and use, and are ideal for use in household and industrial equipment The spring has undergone heat treatment to eliminate internal stress, and has higher elastic limit, high fatigue limit, high strength and toughness Widely used in various scenarios such as DIY, industrial production, machine maintenance, toy maintenance, etc。If you have any questions, please feel free to contact us!