The spring pins made of spring steel from Toolcraft are an essential accessory for model building. These high-quality spring pins are available in a convenient pack of 25 pieces and provide a reliable solution for various applications. With a length of 40 millimeters, they are ideal for use in different projects where a secure and stable connection is required. The spring pins are made from robust spring steel, which emphasizes their durability and resilience. They are manufactured in a heavy-duty design that ensures additional stability. The precise material specification and dimensions make these spring pins an excellent choice for hobbyists and professionals who value quality and functionality. Whether for model construction, repairs, or building, these spring pins are versatile and help enhance the efficiency and precision of your projects.