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yellow countersunk head screws
Selling leads
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.... When placed under a nut or the head of a screw, the washer increases the bearing surface area and consequently distributes the clamping force ...
2025-07-24 00:16:24
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... ? Flange bolt : flange bolt by hexagon head and flange (hexagon gasket and hexagon fixed one) and screw (cylinder with external thread) two parts ...
2025-07-24 00:16:24
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