| 摘要 |
A socket for grippingly engaging the polygonal portion of a threaded fastener having deteriorated head surfaces and for transferring a moment from a tool to the fastener to turn the fastener. The socket includes a socket body, a receptacle for mating with a drive end of tool, a polygonal receptacle for receiving the polygonal portion of a fastener, and at least one set screw mounted in the socket body for urging a fastener received within the polygonal receptacle against a wall segment of the polygonal receptacle. A wrench for turning the socket is also disclosed.
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