Manufacturing method of telescopic wrench

1. The utility model relates to the field of hardware tools, in particular to a telescopic wrench.

Background technique:

2. The wrench is used to disassemble the nut. It is a very common tightening tool. Among them, the adjustable wrench is widely used. Its opening width can be adjusted within a certain range. It is used to tighten and loosen nuts and bolts of different specifications. A tool.

3. However, most of the existing wrenches are of fixed length, and some scenes are more laborious to use. In other cases, the space is limited, and the overall length of the wrench is inconvenient to use. In addition, the existing wrenches have only one set of wrench heads, and the application range is very limited.

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