The spiral tension pins made of spring steel by Toolcraft are an essential accessory for model building. These high-quality tension pins are available in a convenient pack of 25 pieces and have a length of 50 millimeters. Made from robust spring steel, they ensure high strength and durability, making them ideal for various applications in model building. The spiral shape of the tension pins provides a secure and reliable attachment of components, making them particularly suitable for precise work. Whether assembling models or making repairs, these tension pins offer the necessary stability and support. The use of metal as the material group emphasizes the quality and reliability of this product. Therefore, the spiral tension pins are a valuable addition to any toolbox and help model builders execute their projects efficiently and professionally.