The spiral tension pins made of spring steel by Toolcraft are an essential accessory for model building. With a length of 40 millimeters, these pins provide a reliable and stable connection for various applications. Made from high-quality spring steel, the tension pins are characterized by their strength and durability, making them ideal for use in precise model building projects. The package includes 500 pieces, ensuring that there is enough material for extensive work. These spiral tension pins are particularly useful for securely fixing components and ensuring precise alignment. They are a practical tool for hobbyists and professionals who value quality and reliability. Whether for building models, making repairs, or creating prototypes, Toolcraft's spiral tension pins offer an effective solution for a wide range of requirements in model building.