Toolcraft TO-5390376 Expansion Pins made of spring steel, delivered as a set of 25 pieces. These precision expansion pins are designed for model building applications, specifically for use as soldering sockets and expansion sockets. Made from high-quality spring steel, these pins offer excellent durability and reliable performance in various model building and technical applications. The spring steel material ensures consistent expansion properties and retains its shape with repeated use, providing long-term reliability for both hobbyists and professionals alike. Each pin features precise dimensions and consistent manufacturing quality, enabling secure connections and stable assemblies in model building projects. The set of 25 pieces provides ample quantity for multiple projects or as replacements. These expansion pins are suitable for use with various model building materials, including plastic, metal, and composites. The corrosion-resistant properties of spring steel ensure that the pins maintain their functionality over time, even in demanding modeling environments. Ideal for scale modeling, miniature construction, and technical prototyping applications where precise expansion connections are required. The pins are compatible with standard model building tools and equipment, facilitating their integration into existing workflows. Each pin is manufactured with tight tolerances, ensuring consistent performance and reliable expansion properties across all pieces in the set. The compact storage and organization of 25 pieces allow for efficient workspace management and easy access during modeling sessions. These expansion pins provide a practical solution for model builders seeking reliable, durable components for their technical assembly needs.