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What is a bi-metal screw?
A bi-metal screw is a type of screw designed for specific applications where temperature changes or electrical currents are factors. It consists of two different metals bonded together: typically steel and copper or steel and aluminum. The head of the screw is made of one metal, while the threaded ......
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What is the difference between a hex bolt and an Allen bolt?
A hex bolt and an Allen bolt are similar in function but differ in their design and the tools used to tighten or loosen them. So, while both bolts have a hexagonal shape, the main difference lies in the method of tightening or loosening them and their respective head designs.
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