Aluminum alloy hand -pulling gourds are mostly used for traction. It is an aluminum alloy cover. It is easy to use, reasonable structure, small hand strength, small volume, light weight, and easy to carry. The application range of hand -tip gourds is very wide. It is often used in industries such as electricity, power locomotives, railways, engineering construction, mechanical factories, etc., and the line construction is also used to adjust the line arc, pull lines and tight lines. When used, use the regular operation method of pulling the gourd.