This spring kit includes a variety of extension springs and compression springs, Ideal for DIY enthusiasts and professionals alike. The assortment features springs with hooks for easy attachment and removal, making it ideal for various applications such as repairing household items, crafting projects, and mechanical maintenance. The kit is a must-have for anyone looking to have a comprehensive set of springs on hand for any project. Features -Color:Silver -Material:Spring Steel -Size:20.80X10.40X3.00cm/8.17X4.09X1.18in -Versatile spring kit: this spring kit includes a variety of tension and compression springs, catering to different needs and making it ideal for diy hardware assembly -Materials: made from metal materials, these springs are durable, ensuring the reliability and longevity of the product -Excellent elasticity: the springs offer excellent elasticity, providing stable tensile force and effectively solving the problem of fixing tension hooks -Wide application: suitable for various scenarios such as home, vehicles, and machinery, these springs can be used for fixing, connecting, and supporting multiple purposes -Convenient diy set: this diy hardware accessory set is easy to carry and store, making it Ideal for both personal and use, meeting diverse needs Package list: 4 of 200pcs spring