Design description: This is the world's first truly practical pistol welding, mainly for the export market specific customer custom design. The innovation of this design lies in lightweight design, light weight and simple, no need to carry the welding machine with traditional box structure into the high-altitude working environment, and the innovative design of integrating the welding machine with the welding machine, which is easy to operate and further improves the safety of high-altitude working. Ergonomic design of grip and palm contact arc surface grip comfortable, reduce hand skin pain, grip with cobra neck scale bionic design, clear and beautiful texture, reduce the safety problems caused by visual and tactile fatigue of users for a long time, and increase the safety of operation. The handheld welding machine is easy to operate and will be learned as soon as it is introduced. It is deeply loved by users all over the world. This design includes a unique welding rod clamping function design, which is original in appearance and function.