The spiral tension pins according to DIN 7343 are an essential accessory for model building, providing a reliable solution for fastening and connecting components. With a diameter of 5 millimeters and a length of 20 millimeters, these tension pins are made from high-quality spring steel, giving them high strength and durability. They are available in a convenient packaging of 500 pieces, making them ideal for large projects or professional use. The spiral shape of the pins ensures optimal holding power and allows for easy handling. These tension pins are versatile and suitable for both model building and other applications where a secure connection is required. The use of metal materials guarantees high stability and resistance to mechanical stress. Thus, the spiral tension pins are a practical and effective solution for anyone who values quality and reliability.