Standard 2.54 mm hole pitch for compatibility with breadboards, perfboards, headers, and common electronic components. Easy soldering with predrilled holes, enabling quick setup and straightforward wiring for electrical experiments. Antiaging and durable construction to resist wear and provide longterm reliability in typical lab and workshop environments. Versatile usage suitable for electrical experiments, prototype development in electronics projects, educational kits, and smallscale manufacturing support. Use scenarios Prototyping and testing: integrate with breadboards and perfboards to prototype circuits quickly and verify designs before final production. Educational environments: reliable for classroom electronics projects and student experiments, reducing setup time and maintenance. Smallscale production and development: suitable for initial testing, fixture development, and lineside prototyping in electronics manufacturing settings.