Aluminum alloy hand tie gourds are also called tight wires mostly in electricity. Because the aluminum alloy hand holds the gourd, because of its light weight, it is convenient to carry during power maintenance and railway maintenance. The aluminum alloy hand holds a lot of tonnage and the standard chain length is 1.5 meters. The smaller the tonnage, the lighter the weight, the larger the size of the tonnage, and the large weight. So choose according to the required load. The aluminum alloy hand pull the gourd can make the chain length according to the requirements.