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Socket adapter JCB 1" female to 19 mm square 4-point (JCB-4819019)
Summary description:
Adapter socket by JCB converting a 1" female drive to a 19 mm square 4-point output (model JCB-4819019). Designed for use with impact tools and socket sets where a change of drive size or interface is required. Useful for heavy-duty fastening and maintenance tasks in automotive and industrial environments to connect different drive standards safely.