Universal socket wrench and hexagonal key with several sizes - has hexagonal bar with working end formed from number of hexagonal shaped extensions which can slide within each other

摘要

The universal socket wrench and hexagonal key has a shaft formed from hexagonal bar. This bar may be turned through 90 deg. at its operating end (1). There are a number of further hexagonally-shaped extensions (2) at the operating end. These can be slid inside one another depending on which size is required. In use, the correct size of extension for the task is selected and inserted into the socket or the head of the screw.