The spiral tension pins from Toolcraft are an essential accessory for model building. These high-quality tension pins are made from robust spring steel and provide a reliable solution for securing and stabilizing components. With a diameter of 6 millimeters and a length of 20 millimeters, they are ideal for various applications in model building. The spiral shape ensures optimal holding power and prevents unintended loosening of the connection. The pins are available in a convenient packaging unit of 500 pieces, making them an economical choice for hobbyists and professionals alike. The use of metal as the material group guarantees high strength and durability, which is crucial for the demands of model building. Thus, these spiral tension pins are a valuable addition to any workshop and support the precise and secure execution of model building projects.