The comparison of aluminum alloy hand pulling gourd and industrial hand pulling gourd. The price of aluminum alloy hand holds gourds is relatively light. The shell is made of aluminum alloy, with good strength and light weight. Industrial models are made of iron or alloy steel, and the self -weight comparison of aluminum alloy hand -pulling gourd is relatively heavy. High -voltage electricity, electricity maintenance needs to rely on workers to carry handwriting gourds to work at high altitude. Self -weight light can reduce the pressure of workers' carrying and operation. Therefore, aluminum alloy hand -pulling gourds are mostly used for power maintenance.