Screw size 6-32 depends on hexagon socket, hexagon socket, hexagon socket or hexagon socket fixing screw. The head shape is different. The inner holes are different in size, so the wrenches used are different.

Commonly used specifications of open-ended wrenches are: 7, 8, 10, 14, 17, 19, 22, 24, 27, 30, 32, 36, 4 1 46.

The corresponding thread specifications are: M4, M5, M6, M8, M 10, M 12, M 14, M 16, M 18, M20, M22, M24 and M27.

Extended data 1, common screwdriver

It's the kind of screwdriver with the head and the handle together. It's very easy to prepare and you can use it as long as you take it out. However, because there are many differences in the length and thickness of screws, it is sometimes necessary to prepare many different screwdrivers.

2. Combination screwdriver

A screwdriver with a separate screwdriver head and handle. When installing different types of screws, you only need to replace the screwdriver head, and you don't need to carry a lot of screwdrivers. The advantage is that it can save space, but it is easy to lose the screwdriver.

3. Electric screwdriver

Electric screwdriver, as its name implies, is to install and remove screws with electric motor instead of human hands, usually a combination screwdriver.

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