This is an upgraded structure manual nail gun that is easy to disassemble and repair. It is a manual nail gun that combines durability and ease of maintenance. The upgraded structure design makes disassembly, cleaning the interior or replacing parts easier, making it a convenient tool for maintaining nails. This product supports the installation of 7.3mm concrete steel nails, can easily penetrate 4-6mm steel plates, and is equipped with an upgraded static tone force function, which can be adapted to different hitting substrates. The hardness of the impact needle reaches 38-42, and the 40Cr+ABS material ensures long-term durability. The one-handed operation with automatic shell removal function enhances work efficiency. The compact and portable body is suitable for scenarios such as high-altitude operations. The core components are treated for rust prevention, and the striking pins can withstand tens of thousands of continuous strikes. Its upgraded structure is suitable for long-term an…