Cleverly used hexagon socket screws
2018-10-20 14:06:14
Hexagon socket head cap screws have a certain hardness and have a hexagonal hexagon socket. When used in a clever way, it adds a variety of functions. Figure 1, we changed to a special tool for nuts. It is good to tighten the nut in a small position. Figure 2, we use the hexagon socket screw as a leak when riveting, hand hammering, easy to flatten
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