The tension pins made of spring steel by Toolcraft are an essential accessory for model building. With a length of 20 millimeters, these tension pins provide a reliable solution for connecting and securing components. They are made from high-quality spring steel, which gives them high strength and durability. The lightweight design allows for easy handling and application in various model building projects. The package includes 100 pieces, providing a sufficient quantity for numerous applications. These tension pins are standardized according to DIN 7346 and are ideal for use in different materials and constructions. Whether for building models, repairing, or adjusting components, Toolcraft's tension pins are a practical and effective choice for anyone involved in model building.