Package: There are 30 torsion springs in the package, enough for your daily use and replacement; you can also share them with your family and others. Size Information: Wire Diameter: 3.5 mm; 34.5mm/1.35inch wide, 31mm/1.22inch long, hole: 3.5mm, Small Spring Rotation Angle 60 Degrees. Material: Made of high-quality stainless steel, this spring set is reliable and not easy to break, does not bend or deform, and works well in wet environments. Easy to use: Stainless steel beach springs can be cut as needed, when you need a shorter leg length, you can use pliers and other tools to shorten the spring length. Wide Range of Uses: Torsion spring kits are suitable for most maintenance projects and are indispensable daily necessities, such as maintenance tools, and woodworking DIY.