The spiral tension pins made of spring steel are an essential accessory for model building and provide a reliable solution for various applications. With a diameter of 4 millimeters and a length of 30 millimeters, these pins comply with the DIN 7344 standard and are characterized by their heavy-duty design, ensuring high stability and durability. The package includes 500 pieces, offering a sufficient quantity for numerous projects. The spiral shape of the tension pins allows for easy handling and secure attachment of components, making them ideal for use in various model building applications. Made from high-quality spring steel, these tension pins offer excellent strength and flexibility, which are necessary for precise and lasting connections. Whether for professional use or hobby projects, the spiral tension pins are a practical choice for anyone who values quality and reliability.