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 5 mm and a length of 26 mm, they are ideal for various applications in model building. The heavy-duty design ensures high strength and durability, making them an excellent choice for demanding projects. The package includes 500 pieces, providing a sufficient quantity for numerous applications. The spiral shape of the tension pins ensures optimal holding power and prevents unintentional loosening of the connection. These tension pins are a practical tool that is highly beneficial for both hobbyists and professional model builders. They enable precise and secure assembly of components and contribute to the quality and stability of the final product.