The spring pins made of spring steel from Toolcraft are an essential accessory for model building. With a length of 45 millimeters, they provide a reliable and stable connection for various applications. These spring pins are available in a convenient pack of 100 pieces, making them an ideal choice for hobbyists and professionals who regularly work on model building projects. Made from high-quality spring steel, the pins are characterized by their robustness and durability, ensuring long-term use. The lightweight design of the spring pins allows for easy handling and assembly, while the precise dimensions ensure they fit into a variety of models and constructions. Whether for building models, repairing, or adjusting components, these spring pins are a practical solution to ensure stability and safety in your projects.