Features Versatile 200PCS Set: Includes various patterns and sizes, saving time and effort by providing a comprehensive set for different needs. Transparent PP Packaging: Doubles as storage for small accessories, offering practical reuse and organization after use. Convenient Portability: Box design allows for easy carrying and hanging, ensuring accessibility on the go. Spring Steel Material: Ensures reliable extension and pressure support for long-lasting performance. Practical Adaptability: Tension and pressure springs maintain high functionality over time, providing versatile usability. Features: 1、200PCS spring set supports different pattern and different sizes, forming a set, so that you no longer run around for multiple patterns, saving time. 2、The packaging box is transparent PP plastic. After using the items in the box, this box can also hold some small accessories, fishing hooks, buttons, needles, etc. 3、Meanwhile, the packaging box can also be placed or hung, and it is convenient to carry. 4、Spring is made of spring steel material ,which also supports good extension and pressure. 5、Tension spring and pressure spring are entitled with practical adoptability, keep its high performance for a long time. Specification: Item Type: Spring Material: Spring steel Box Size: Approx. 210 x 110 x 30mm / 8.27 x 4.33 x 1.18in(length x width x height) Product Weight: Approx. 380 g / 13.4 oz Product Specification: Pressure Spring: 10 x (7 x 1m) Pressure Spring 10 x (6 x 12mm) Pressure Spring 10 x (5.5 x 27mm) Pressure Spring 6 x (9.5 x 16mm) Pressure Spring 12 x ( 9 x 18mm) Pressure Spring 8 x (9 x 35mm) Pressure Spring 10 x (5.5 x 38mm) Pressure Spring 10 x (7 x 19mm) Pressure Spring Tension Spring: 10 x (5 x 10mm) Tension Spring 10 x (5.5 x 14mm) Tension Spring 10 x (6 x 10mm) Tension Spring 8 x (8 x 1m) Tension Spring 10 x (7.5 x 17mm) Tension Spring 12 x (8.5 x 26mm) Tension Spring 12 x (8 x 50mm) Tension Spring (Constant Section Ring) 12 x (7 x 55mm) Tension Spring 12 x (4 x 70mm) Tension Spring 8 x (5 x 34mm) Tension Spring 10 x (7 x 25mm) Tension Spring 10 x (8 x 2m)Tension Spring Package List: Pressure Spring: 10 x (7 x 1m) Pressure Spring 10 x (6 x 12mm) Pressure Spring 10 x (5.5 x 27mm) Pressure Spring 6 x (9.5 x 16mm) Pressure Spring 12 x ( 9 x 18mm) Pressure Spring 8 x (9 x 35mm) Pressure Spring 10 x (5.5 x 38m Package List Pressure Spring: 10 x (7 x 13mm) Pressure Spring 10 x (6 x 12mm) Pressure Spring 10 x (5.5 x 27mm) Pressure Spring 6 x (9.5 x 16mm) Pressure Spring 12 x ( 9 x 18mm) Pressure Spring 8 x (9 x 35mm) Pressure Spring 10 x (5.5 x 38mm) Pressure Spring 10 x (7 x 19mm) Pressure Spring Tension Spring: 10 x (5 x 10mm) Tension Spring 10 x (5.5 x 14mm) Tension Spring 10 x (6 x 10mm) Tension Spring 8 x (8 x 13mm) Tension Spring 10 x (7.5 x 17mm) Tension Spring 12 x (8.5 x 26mm) Tension Spring 12 x (8 x 50mm) Tension Spring (Constant Section Ring) 12 x (7 x 55mm) Tension Spring 12 x (4 x 70mm) Tension Spring 8 x (5 x 34mm) Tension Spring 10 x (7 x 25mm) Tension Spring 10 x (8 x 23mm)Tension Spring